National Parks in Thailand

Currently, there are 156 national parks in Thailand, covering around 31% of the kingdom’s total area. However, some national parks are not yet published in the Government Gazette.

Most of the national parks are situated in Thailand’s highlands (31), the majority of which are located in the Chiang Mai province (16), followed by Chiang Rai (8), Lampang (7) and Nan (7). The oldest national park, as well as the most visited one, is Khao Yai, established in 1962. The newest national parks are Doi Chong, established in 2019, and Than Sadet–Ko Pha-Ngan, established in 2018. 

Thailand’s national parks demonstrate the country’s abundance of natural wealth, diversity and beauty. From tiered waterfalls and beaches with crystal clear sea to lush forests and cliff-top viewpoints, national parks in Thailand are the perfect choice for enriching your visit to this unique country. Check them all out in our guide below together with Thailand national parks map at the end for easier navigation.

List of national parks in Thailand

The following text presents a list of all national parks in Thailand, divided into Thai Highlands, Northeast, Central East, South (east coast) and South (west coast), and sorted by each province.

Thai highlands

Doi Inthanon National Park

Chiang Mai Province

Doi Inthanon National Park, also known as “the roof of Thailand”, was established in 1972. It is situated in the Thanon Thong Chai Range which encompasses Doi Inthanon, the country’s highest mountain. Furthermore, the park covers an area of around 482 square kilometres and every single bit of it is magnificent. One of the most popular attractions is the spectacular twin pagodas situated at its peak. Moreover, the park includes numerous nature trails, abundant rainforests and stunning waterfalls, all of which contribute to breathtaking views of the scenery. The best time to visit the park is in November and December. The nearest city is Chiang Mai, approximately 80 kilometers away.

Doi Suthep–Pui National Park

Chiang Mai Province

Doi Suthep–Pui National Park was established in 1981 and covers an area of around 261 square kilometers. It is situated in the Thanon Thong Chai Range, only about 18 kilometers from Chiang Mai. Furthermore, the park’s main attractions include Wat Phra That Doi Suthep, a beautiful Theravada Buddhist temple, and Bhubing Palace, a royal residence of the Chakri dynasty. Besides that, the park is famous for its incredibly rich flora that includes approximately 2200 species of vascular plants as well as numerous fungi species. In addition, another popular attraction are its amazing waterfalls, the most popular ones being Mon Tha Than, Huey Kaew and Mok Fa. 

Huai Nam Dang National Park

Chiang Mai/ Mae Hong Son Provinces

Huai Nam Dang National Park was established in 1995 and it covers an area of around 1,252 square kilometers. It is spread over two provinces, Mae Hong Son and Chiang Mai. The altitude in the park goes from around 400 meters to around 1,962 meters with Doi Chang being the highest peak. Furthermore, one of the most popular attractions is its homonymous waterfall which consists of four levels and is approximately 50 meters high. What’s more, the park is famous for its breathtaking landscapes whose beauty reaches its peak as the sun sets. Besides Doi Chang, another popular viewpoint is Doi Kiew Lom. They both provide amazing views of the nearby mountains. However, the most spectacular views are the ones on winter mornings when it is possible to see the “sea of fog”. The nearest city is Chiang Mai, approximately 100 kilometers away. 

Namtok Bua Thong-Nam Phu Chet Si National Park

Chiang Mai Province

* This national park is not yet published in the Government Gazette.

Phu Sang National Park

Chiang Rai/ Phayao Provinces

Phu Sang National Park was established in 2000 and it covers an area of approximately 285 square kilometers. It is spread over two provinces, Phayao and Chiang Rai. The park is situated in the north of the country, on the Phi Pan Nam Range. Due to its geographical characteristics, numerous rivers have their sources in these mountains. What’s more, the park encompasses many caves with fascinating stalactites and stalagmites formations. In addition, one of Phu Sang’s main attractions is the Namtok Wang Kaew, a warm water waterfall. The nearest city is Chiang Rai. 

Tham Luang–Khun Nam Nang Non National Park

Chiang Rai Province

* This national park is not yet published in the Government Gazette.

Phu Chi Fa National Park

Chiang Rai Province

* This national park is not yet published in the Government Gazette.

Lam Nam Kok National Park

Chiang Rai Province

* This national park is not yet published in the Government Gazette.

Khlong Lan National Park

Kamphaeng Phet Province

Khlong Lan National Park was established in 1985 and it covers an area of around 420 square kilometers. It is situated in the west of the country, along the Dawna Range. Furthermore, the park is coated with fertile forest and provides beautiful views of untouched nature. However, the most famous attractions in the park include two of its waterfalls, Khlong Lan and Khlong Nam Lai. Khlong Lan is a staggering 100 meters high and 40 meters wide. On the other hand, Khlong Nam Lai is not as tall but consists of 9 levels. What’s more, the third level is divided into two streams. The nearest city is Kamphaeng Phet.

Chae Son National Park

Lampang Province

Chae Son National Park was established in 1988 and it covers an area of around 592 square kilometers. It is situated approximately 75 kilometers from Lampang, the nearest city. Moreover, the park’s main attraction is the Chae Son waterfall. Besides that, there are numerous nature trails, caves and hot springs within the park’s territory. Another popular attraction is mineral baths, that is, proper Thai-style baths. Not only are they relaxing, but they also help with exhaustion, improve blood flow, treat skin diseases and relieve the pain from bone diseases. Ergo, visiting Chae Son National Park is not only fun but also improves your health. 

Phu Hin Rong Kla National Park

Loei/ Phitsanulok Provinces

Picture this: fresh air, beautiful mountain gardens brimming with colourful flowers, fascinating waterfalls and breathtaking cliff views. All of that, and much more, is what you can experience in the Phu Hin Rong Kla National Park. It was established in 1984 and covers an area of around 307 square kilometers. Furthermore, the park is located approximately 50 kilometres north of Phetchabun, the nearest town. Besides stunning views of the scenery, its unusual rock formations are one of the main attractions. From far away, these unique formations look like a dragon’s back. However, when you come closer, it looks like there are bubbles on the rocky ground. How amazing is that?

Si Nan National Park

Nan Province

Si Nan National Park was established in 2007 and it covers an area of approximately 1,024 square kilometers. It is located around 80 kilometres south of Nan, the nearest city. Furthermore, the park’s terrain is predominantly mountainous. As a result, Si Nan is home to numerous steep cliffs that provide amazing views. Moreover, the most popular viewpoints within the park are Pha Chu, Pha Hua Sing and Doi Samer Dao. What’s more, a long section of the Nan River is located in the park. Therefore, rafting is one of the most popular activities in the park and Kaeng Luang is the most popular rafting spot.

Namtok Pha Charoen National Park

Tak Province

Namtok Pha Charoen National Park was established in 1994. However, it is still not published in the Government Gazette. It covers an area of approximately 855 square kilometers. The park’s terrain is predominantly mountainous with an elevation of around 1,765 meters. Furthermore, the most popular attraction is its waterfalls. Namtok Sai Fa and Namtok Sai Rung waterfalls are famous because of a spray of water that looks like a rainbow when seen in the sunlight. However, even more, fascinating is the Namtok Pha Charoen limestone waterfall which consists of 97 tiers. Another popular attraction is the Bo Nam Ron Huai Nam Nak, a natural hot well that measures up to 60°C. The nearest cities are Mae Sot (30 kilometers) and Tak (57 kilometers).

Other national parks in the Thai Highlands

Doi Chong National Park

• Province: Lamphun/ Lampang
• Size: ~ 340 square kilometers
• Established: 2019
• Known for: forests, cliffs

Doi Khun Tan National Park

• Province: Lamphun
• Size: ~ 255 square kilometers
• Established: 1975
• Known for: Thailand’s longest railroad tunnel

Doi Luang National Park

• Province: Chiang Rai/ Lampang/ Phayao
• Size: ~ 1,170 square kilometers 
• Established: 1990
• Known for: rock formations and waterfalls

Doi Pha Hom Pok National Park 

• Province: Chiang Mai
• Size: ~ 524 square kilometers
• Established: 2000
• Known for: hot mineral springs, birdwatching

Doi Pha Klong National Park

• Province: Phrae
• Size: ~ 189 square kilometers 
• Established: 2007
• Known for: coral reef mountain, Maharaj Rock Garden

Doi Phu Kha National Park

• Province: Nan
• Size: ~ 1,704 square kilometers
• Established: 1999
• Known for: caves, natural rock formations

Doi Phu Nang National Park

• Province: Phayao
• Size: ~ 512 square kilometers
• Established: 2012
• Known for: mountains, rock formations, waterfalls

Doi Soi Malai National Park

• Province: Tak
• Size: ~ 20 square kilometers
• * This national park is not yet published in the Government Gazette.

Doi Wiang Pha National Park

• Province: Chiang Mai/Chaing Rai
• Size: ~ 583 square kilometers
• * This national park is not yet published in the Government Gazette.

Khao Kho National Park

• Province: Phetchabun
• Size: ~ 483 square kilometers
• Established: 2012
• Known for: waterfalls, cave, temple, wind farm

Khelang Banphot National Park

• Province: Lampang
• Size: ~ 32 square kilometers
• * This national park is not yet published in the Government Gazette.

Khlong Wang Chao National Park

• Province: Kamphaeng Phet/ Tak
• Size: ~ 747 square kilometers
• Established: 1990
• Known for: waterfalls, cliffs

Khun Chae National Park

• Province: Chiang Rai
• Size: ~ 270 square kilometers
• Established: 1995
• Known for: panoramic views, waterfalls

Khun Khan National Park

• Province: Chiang Mai
• Size: ~ 240 square kilometers 
• Established: 2012
• Known for: waterfalls, cliff-top viewpoints

Khun Nan National Park

• Province: Nan
• Size: ~ 248 square kilometers
• Established: 2009
• Known for: waterfalls

Khun Phawo National Park

• Province: Tak
• Size: ~ 220 square kilometers
• Established: 2009
• Known for: waterfalls, caves, natural trails

Khun Sathan National Park

• Province: Nan
• Size: ~ 405 square kilometers 
• Established: 2017
• Known for: viewpoints, Wild Himalayan cherry trees

Khwae Noi National Park

• Province: Phitsanulok
• Size: ~ 261 square kilometers
• * This national park is not yet published in the Government Gazette.

Lam Nam Nan National Park

• Province: Phrae/ Uttaradit
• Size: ~ 999 square kilometers
• Established: 1998
• Known for: reservoir of the Sirikit Dam, Choeng Thong waterfall

Lan Sang National Park

• Province: Tak
• Size: ~ 104 square kilometers
• Established: 1979
• Known for: waterfalls

Mae Charim National Park

• Province: Nan
• Size: ~ 432 square kilometers
• Established: 1961
• Known for: forests, rafting along Wa River

Mae Moei National Park

• Province: Tak
• Size: ~ 185 square kilometers
• Established: 1999
• Known for: Pha Tewa Waterfall,  Anonymous Meadow

Mae Ngao National Park

• Province: Chiang Mai/ Mae Hong Son/ Tak
• Size: ~ 412 square kilometers
• * This national park is not yet published in the Government Gazette.

Mae Ping National Park

• Province: Chiang Mai
• Size: ~ 1,004 square kilometers 
• Established: 1981
• Known for: Koh Luang Waterfall, meadows

Mae Puem National Park

• Province: Chiang Rai/ Phayao
• Size: ~ 356 square kilometers
• Established: 2009
• Known for: forest, camping

Mae Sariang National Park

• Province: Mae Hong Son
• Size: ~ 193 square kilometers
• * This national park is not yet published in the Government Gazette.

Mae Takhrai National Park

• Province: Chiang Mai/ Lamphun
• Size: ~ 357 square kilometers
• Established: 2017
• Known for: waterfalls, various forest types, mountains

Mae Tho National Park

• Province: Chiang Mai
• Size: ~ 491 square kilometers
• * This national park is not yet published in the Government Gazette.

Mae Wa National Park

• Province: Tak
• Size: ~ 587 square kilometers
• Established: 2000
• Known for: viewpoints, waterfalls and caves

Mae Wang National Park

• Province: Chiang Mai
• Size: ~ 120 square kilometers
• Established: 2009
• Known for: various forest types, mountains

Mae Wong National Park

• Province: Kamphaeng Phet/ Nakhon Sawan
• Size: ~ 894 square kilometers
• Established: 1987
• Known for: waterfalls, wildlife

Mae Yom National Park

• Province: Phrae
• Size: ~ 455 square kilometers
• Established: 1986
• Known for: forest, rock formations

Nam Nao National Park

• Province: Phetchabun
• Size: ~ 966 square kilometers
• Established: 1972
• Known for: wildlife, caves, waterfalls

Namtok Chat Trakan National Park

• Province: Phitsanulok
• Size: ~ 543 square kilometers
• Established: 1987
• Known for: Chat Trakan waterfall, beach, rock carvings

Nanthaburi National Park 

• Province: Nan
• Size: ~ 877 square kilometers
• * This national park is not yet published in the Government Gazette.

Namtok Mae Surin National Park

• Province: Mae Hong Son
• Size: ~ 399 square kilometers
• Established: 1981
• Known for: mountains, waterfalls and caves

Op Luang National Park

• Province: Chiang Mai
• Size: ~ 553 square kilometers 
• Established: 1991
• Known for: Op Luang Canyon, waterfalls, caves

Op Khan National Park

• Province: Chiang Mai
• Size: ~ 484 square kilometers
• * This national park is not yet published in the Government Gazette.

Pha Daeng National Park

• Province: Chiang Mai
• Size: ~ 1,123 square kilometers 
• Established: 2000
• Known for: mountains, freshwater sources, panoramic views

Phu Soi Dao National Park

• Province: Uttaradit
• Size: ~ 340 square kilometers
• Established: 2008
• Known for: waterfalls, plains

Ramkhamhaeng National Park

• Province: Sukhothai
• Size: ~ 341 square kilometers
• Established: 1980
• Known for: waterfalls, cliffs, ancient remains and relics

Salawin National Park

• Province: Mae Hong Son
• Size: ~ 721 square kilometers
• Established: 1994
• Known for: mountains, forest, the Karen village, village of Mae Sam Laep

Si Lanna National Park

• Province: Chiang Mai
• Size: ~ 1,407 square kilometers 
• Established: 1989
• Known for: waterfalls, caves and springs

Si Satchanalai National Park

• Province: Sukhothai
• Size: ~ 213 square kilometers
• Established: 1981
• Known for: mountains, cliffs, forest

Taksin Maharat National Park

• Province: Tak
• Size: ~ 149 square kilometers
• Established: 1981
• Known for: Thailand’s largest tree, waterfalls, caves, rock formations

Tat Mok National Park

• Province: Phetchabun
• Size: ~ 290 square kilometers
• Established: 1998
• Known for: forests, streams and waterfalls

Tham Pha Thai National Park 

• Province: Lampang
• Size: ~ 1,284 square kilometers
• * This national park is not yet published in the Government Gazette.

Tham Pla–Namtok Pha Suea National Park

• Province: Mae Hong Son
• Size: ~ 630 square kilometers
• Established: 2010
• Known for: caves, waterfalls and mountains

Tham Sakoen National Park

• Province: Nan/ Phayao
• Size: ~ 250 square kilometers
• Established: 2016
• Known for: mountains, forests

Thung Salaeng Luang National Park

• Province: Phetchabun/ Phitsanulok
• Size: ~ 1,262 square kilometers
• Established: 1963
• Known for: meadows, streams, limestone hills

Ton Sak Yai National Park

• Province: Uttaradit
• Size: ~ 520 square kilometers
• Established: 2003
• Known for: waterfalls, caves

Wiang Kosai National Park

• Province: Lampang/ Phrae
• Size: ~ 410 square kilometers
• Established: 1981
• Known for: waterfalls, hot spring

Northeast

Tat Ton National Park

Chaiyaphum Province

Tat Ton National Park was established in 1980 and covers an area of around 217 square kilometers. It is situated in the Laen Kha mountain range, approximately 23 kilometres north of Chaiyaphum, the nearest city. The park is famous for its mountainous scenery and numerous magnificent waterfalls. Moreover, the most popular waterfall within the park is the Tat Ton Waterfall. Although it is only around 6 meters high, during the rainy season (May to October), it expands up to 50 metres wide. Besides Tat Ton, other popular waterfalls are Tat Fa, Pha Lang and Pha Song Chan. 

Pa Hin Ngam National Park

Chaiyaphum Province

Pa Hin Ngam National Park covers an area of around 112 square kilometers and is located approximately 100 kilometres southwest of Chaiyaphum town. It was first established in 1986 and then again in 1994. Twice a national park, it’s got to be something extraordinary, right? Well, judging by its name, it is. “Pa” means “forest”, and “hin ngam” means “beautiful stone”. Any guesses as to what could be seen here? Beautiful lush forests and unique rock formations, of course. However, one of the most famous attractions is the ravishing Bua Sawan Field. It is a field of Siam tulip, a tropical plant that grows only during the rainy season. What’s more, it is the most beautiful flower in the park and what attracts most tourists to this magical place.

Phu Ruea National Park

Loei Province

Phu Ruea National Park was established in 1979 and covers an area of approximately 121 square kilometers. It is situated on Phu Ruea mountain, a picturesque peak in the Phetchabun mountain massif. The mountain is around 1,365 meters high and its name means “boat mountain”. It is inspired by the shape of a cliff at the peak. Furthermore, due to its height, Phu Ruea is considered the coolest national park in the country. The main attractions within the park are the spectacular views of the Mekong and Hueang Rivers as well as the park’s numerous waterfalls, Huai Phai being the tallest one at 30 meters. In addition, the park has very rich flora and fauna that includes a great variety of orchids as well as numerous animal species, the most notable one being the endangered big-headed turtle. The nearest city is Loei.

Khao Phra Wihan National Park

Sisaket/ Ubon Ratchathani Provinces

Khao Phra Wihan National Park was established in 1998 and it covers an area of around 130 square kilometers. It is situated in the Dangrek mountain range, approximately 98 kilometers from the town of Sisaket. Furthermore, the park includes numerous ruins of the Khmer Empire dating back to the 11th century. However, one of the main attractions is the 1,000-year-old bas-relief chiselled into a sandstone wall depicting mysterious Khmer figures. Besides that, the park offers stunning views of the scenery as well as numerous activities such as hiking and bird watching. 

Pha Taem National Park

Ubon Ratchathani Province

Pha Taem National Park was established in 1991 and it covers an area of around 340 square kilometers. Its most famous attractions include rock art estimated to be approximately 3,000 years old. These markings are located on the cliffs above the Mekong and they depict both humanoids as well as animal figures such as the Giant Mekong Catfish. Moreover, the park is a popular destination for observing the first sunshine of the New Year in Thailand. In addition, the park is coated with tropical lowland rainforest trees and is a habitat for numerous fauna species such as Siamese hares, barking deer, various frog species as well as wild elephants. The nearest city is Ubon Ratchathani.

Other national parks in Northeast

Kaeng Tana National Park

• Province: Ubon Ratchathani
• Size: ~ 80 square kilometers
• Established: 1981
• Known for: Mun River, Namtok Tat Ton waterfall

Na Yung–Nam Som National Park

• Province: Udon Thani
• Size: ~ 394 square kilometers
• * This national park is not yet published in the Government Gazette.

Nam Phong National Park

• Province: Chaiyaphum/ Khon Kaen
• Size: ~ 197 square kilometers
• Established: 2000
• Known for: Huai Khe waterfall, rock formations, prehistoric rock paintings

Phu Chong–Na Yoi National Park

• Province: Ubon Ratchathani
• Size: ~ 686 square kilometers
• Established: 1987
• Known for: waterfalls, cliff-top viewpoints

Phu Hin Chom That–Phu Phra Bat

• Province: Loei/ Nong Bua Lamphu/ Udon Thani
• Size: ~ 236 square kilometers
• * This national park is not yet published in the Government Gazette.

Phu Kao–Phu Phan Kham National Park

• Province: Khon Kaen/ Nong Bua Lamphu
• Size: ~ 322 square kilometers
• Established: 1985
• Known for: waterfalls, rock formations, rock footprints

Phu Kradueng National Park

• Province: Loei
• Size: ~ 348 square kilometers
• Established: 1962
• Known for: waterfalls, viewpoints

Phu Laen Kha National Park

• Province: Chaiyaphum
• Size: ~ 200 square kilometers
• Established: 1996
• Known for: Thailand Stonehenge, viewpoints

Phu Langka National Park

• Province: Nakhon Phanom/ Nong Khai
• Size: ~ 50 square kilometers
• Established: 2009
• Known for: waterfalls, cave complexes, rock formations

Phu Pha Lek National Park

• Province: Sakon Nakhon/ Udon Thani
• Size: ~ 404 square kilometers
• Established: 2009
• Known for: forests, cliffs, viewpoints

Phu Pha Man National Park

• Province: Khon Kaen, Loei
• Size: ~ 340 square kilometers
• Established: 1991
• Known for: waterfalls, caves, prehistoric rock paintings

Phu Pha Thoep National Park

• Province: Mukdahan
• Size: ~ 49 square kilometers
• Established: 2003
• Known for: cave with ancient hand paintings, rock formations

Phu Pha Yon National Park

• Province: Mukdahan/ Nakhon Phanom/ Sakon Nakhon
• Size: ~ 828 square kilometers
• Established: 1988
• Known for: fields of wildflowers, cave art

Phu Phan National Park

• Province: Kalasin/ Sakon Nakhon
• Size: ~ 664 square kilometers
• Established: 1972
• Known for: waterfalls and rock formations

Phu Sa Dok Bua National Park

• Province: Mukdahan/ Yasothon/ Ubon Ratchathani
• Size: ~ 231 square kilometers
• Established: 1992
• Known for: stone pools with lotus, rock terraces

Phu Suan Sai National Park

• Province: Loei
• Size: ~ 117 square kilometers
• Established: 1994
• Known for: Tat Huang Waterfall, forests, birdwatching

Phu Wiang National Park

• Province: Khon Kaen
• Size: ~ 325 square kilometers
• Established: 1965
• Known for: dinosaur bone paleontological sites

Sai Thong National Park

• Province: Chaiyaphum
• Size: ~ 319 square kilometers
• Established: 1992
• Known for: waterfalls, viewpoints, seasonal flower field

Central East

Khao Chamao–Khao Wong National Park

Chanthaburi/ Rayong Provinces

Khao Chamao–Khao Wong National Park was established in 1975 and it covers an area of around 84 square kilometres. It is spread across the provinces of Chanthaburi and Rayong, on the Chamao-Wong Mountains. Furthermore, the main attractions include waterfalls, caves, limestone mountains and cliffs. What’s more, the park has numerous excellent viewpoints and various hiking possibilities. Regardless of its relatively small size, the park has incredibly rich wildlife. Unfortunately, it is rare to see them near the villages and along the trails. However, deeper inside the park it is possible to see animals such as elephants, gaurs, Indochinese serows, bears, leopards, and boars. The nearest city is Rayong.

Khao Khitchakut National Park

Chanthaburi Province

Khao Khitchakut National Park was established in 1977. It covers an area of around 59 square kilometers which makes it one of the smallest national parks in Thailand. It is situated in the Soi Dao Mountains, approximately 28 kilometres northeast of Chanthaburi town. Furthermore, it is a popular destination for the annual pilgrimage to Buddha Footprint at Khao Phra Bat, the highest peak with an elevation of 1,085 metres. Moreover, the park includes numerous waterfalls and hiking trails. Krathing is the most popular waterfall and it encompasses 13 different levels that intersect various nature trails. 

Namtok Phlio National Park

Chanthaburi Province

Namtok Phlio National Park was established in 1975 and it covers an area of around 135 square kilometers. It is located approximately 14 kilometres south of Chanthaburi town. Furthermore, the park’s main attractions include numerous waterfalls as well as many architectural structures, such as stupas, from the reign of King Rama V. In addition, the most famous waterfall is called Phlio and it is located near the stupas. What’s more, it has water all year round and it is so clear that the ground can be seen. Besides, the park is covered with tropical rainforests and has rich flora and fauna. It is home to numerous bird species such as heron, brahminy kite, shika, and crested serpent eagle.

Erawan National Park

Kanchanaburi Province

Erawan National Park was established in 1975 and it covers an area of around 550 square kilometers. It is located approximately 52 kilometers from Kanchanaburi town. Furthermore, the main attraction within the park is Erawan Falls. It is a 7 level waterfall that is said to resemble the erawan, a three-headed white elephant of Hindu mythology. What’s more, the view is absolutely ravishing as the waterfall is surrounded by breathtaking nature brimming with colours. Rising northeast of the waterfall, there is the Khao Nom Nang, a “female breast mountain”. And yes, it looks just like that. Other famous attractions within the park include the four caves: Mi, Rua, Wang Bahdan, and Phartat. 

Khuean Srinagarindra National Park

Kanchanaburi Province

Khuean Srinagarindra National Park was established in 1981 and it covers an area of around 1,532 square kilometers which makes it one of the biggest national parks in Thailand. It is centered around the Srinagarind Reservoir, approximately 105 kilometres northwest of Kanchanaburi town. Furthermore, the park’s main attraction is Huay Mae Khamin waterfall. The waterfall has 7 levels and flows to the Khwae Yai River which is dammed by the Srinagarind Dam in the reservoir. In addition, the park includes numerous cave systems. One of the most popular caves is the Tham Sawan, a 150 meters long cave featuring prehistoric cave paintings. Besides Tham Sawan, there is the Tham Neramit, featuring stalactites and stalagmites, and Tham Phra Prang, also featuring stalactites and stalagmites as well as a Buddha image.

Sai Yok National Park

Kanchanaburi Province

Sai Yok National Park was established in 1980 and it covers an area of around 500 square kilometers. It is situated in the Tenasserim Hills, approximately 100 kilometres northwest of Kanchanaburi town. Furthermore, the park is famous due to its scenic natural beauty which includes mountains, waterfalls and caves. The most popular is the Sai Yok Yai waterfall which flows into the Khwae Noi River. On the other hand, Tham Lawa is the most famous cave complex within the park, consisting of five large caverns that include immense stalactites and stalagmites. In addition, the park also holds the remains of a bridge on the Burma Railway, also known as the Death Railway, built from 1940 to 1943 by civilian labourers and prisoners of war taken by the Japanese.

Thong Pha Phum National Park

Kanchanaburi Province

Thong Pha Phum National Park was established in 2009 and it covers an area of around 1,236 square kilometers. It is located approximately 175 kilometers northwest of Kanchanaburi town. The park is known for its majestic natural beauty which includes lush tropical forest, mountainous landscape and numerous waterfalls. Moreover, the park is a real treat for all adventurous travellers, as the main activities include trekking to one of its three major waterfalls: Namtok Chok Kradin, Namtok Pha Pae and Namtok ChetMit. In addition, the highest peak within the park is the Khao Chang Phueak at 1,249 metres. There is an eight-kilometre trail ascending to the mountain’s summit. However, if you intend to hike the trail, you must first register with Thong Pha Phum National Park officials. Also, the number of visitors to Khao Chang Phueak is limited to 60 people per day. 

Khao Yai National Park

Nakhon Nayok/ Nakhon Ratchasima/ Prachinburi/ Saraburi Provinces

Khao Yai National Park was established in 1962 which makes it the oldest national park in Thailand. Covering an area of approximately 2,168 square kilometers, it is the third-biggest national park in the country. In addition, it is also one of the most visited national parks in the country. The park is located in the western part of the Sankamphaeng Mountain Range, around 43 kilometers from the Pak Chong District. Furthermore, the main attractions are its waterfalls: Haew Narok, Pha Kluai Mai and Haew Su Wat. Haew Narok Waterfall is the tallest one and the most beautiful one within the park. It has a drop of over 150 meters and its surroundings are fairy-tale-like. In addition, the park has very rich flora and fauna. Therefore, it is relatively easy to see some impressive animals. In fact, don’t be surprised if you run into some elephants while visiting the park.

Kaeng Krachan National Park

Phetchaburi/ Prachuap Khiri Khan Provinces

Kaeng Krachan National Park was established in 1981 and in 2021 it was listed as a UNESCO World Heritage Site. It covers an area of around 2,915 square kilometers which makes it Thailand’s biggest national park. Despite its mesmerising beauty, the park owes somewhat of its popularity to Hua Hin, a nearby beach resort town and one of the most popular Instagram locations in Thailand. Furthermore, the park includes numerous attractions such as waterfalls, caves and impressive viewpoints for enjoying the views of the “sea of mist”. Moreover, the highest peak in the park is Kao NgaNganNikYuang Tong, also known as the “joint area of Thailand and Myanmar”, at 1,513 meters. The most popular activities within the park include wildlife watching, camping and hiking.

Khao Sam Roi Yot National Park

Prachuap Khiri Khan Province

Khao Sam Roi Yot National Park is a marine national park established in 1966. It covers an area of around 98 square kilometers, 20 square kilometers of which is marine areas. The park is located approximately 48 kilometers from Pranburi, the nearest city. Its name means “Mountain with three hundred peaks”, referring to numerous limestone hills along the Gulf of Thailand with the highest one at an altitude of approximately 605 meters. Furthermore, the park’s most famous attraction is, by far, the Phraya Nakhon Cave. It includes the Khuha Kharuehat Pavilion, a historic site built for King Chulalongkorn. What’s more, the cave has a large hole in the ceiling and, thus, there is sunlight. At certain times, the sun shines directly on the pavilion and the scene is absolutely captivating. In addition, there is a stone bridge at the top of the hole, also known as the “death bridge”. 

Khao Laem Ya–Mu Ko Samet National Park

Rayong Province

Khao Laem Ya–Mu Ko Samet National Park was established in 1981 and it covers an area of around 131 square kilometers. It is a marine national park in the Gulf of Thailand. The park encompasses the archipelago of Ko Samet (as well as nine other small islands), the promontory of Khao Laem Ya, and Mae Rampeung Beach. Furthermore, the park’s stunning coast and crystal clear sea offer magnificent views of nature. What’s more, it is home to numerous flora and fauna species. Besides various fish species, mammals in the area include Crab-eating macaque, Lesser mouse-deer and Flying foxes. However, despite their cute and intriguing name, don’t get too excited about flying foxes as they are actually just giant bats. 

Namtok Chet Sao Noi National Park

Saraburi Province

Namtok Chet Sao Noi National Park was established in 2016 which makes it one of the newest national parks in Thailand. It covers an area of around 42 square kilometres which makes it one of the smallest national parks in the country. It is located approximately 37 kilometers from Pak Chong, the nearest city. Furthermore, the park includes lush tropical rainforest and numerous animal species such as serows, jackals, house geckos, monitor lizards, and pythons. Moreover, the park’s main attraction is its namesake waterfall. It is a 7 levels waterfall on Muak Lek River, only a short walking distance from the visitor centre in the park. 

Mu Ko Chang National Park

Trat Province

Mu Ko Chang National Park was established in 1982 and covers an area of around 650 square kilometers. It is located approximately 40 kilometers from Trat, the nearest city. Furthermore, the park consists of 52 islands, Ko Chang is the most notable one with an area of almost 213 square kilometers. Moreover, the park’s main attractions include 6 waterfalls. Khlong Plu Waterfall is the most famous one with a drop of around 30 meters. In addition, it is possible to swim in the plunge pool. What’s more, the most popular activities within the park include diving in coral reefs and hiking through mangrove forests. 

Other national parks in Central East

Ao Siam National Park

• Province: Prachuap Khiri Khan
• Size: ~ 32 square kilometers
• * This national park is not yet published in the Government Gazette.

Chaloem Phrakiat Thai Prachan National Park

• Province: Ratchaburi
• Size: ~ 329 square kilometers
• Established: 2012
• Known for: waterfalls, hot spring, reservoir

Chaloem Rattanakosin National Park

• Province: Kanchanaburi
• Size: ~ 59 square kilometers
• Established: 1980
• Known for: cave systems, waterfalls

Hat Wanakon National Park

• Province: Prachuap Khiri Khan
• Size: ~ 38 square kilometers
• Established: 1992
• Known for: coral reefs, beaches

Khao Laem National Park

• Province: Kanchanaburi
• Size: ~ 1,497 square kilometers
• Established: 1987
• Known for: Namtok Kateng Cheng waterfall, Thungyai Naresuan Wildlife Sanctuary

Khao Sip Ha Chan National Park

• Province: Chanthaburi
• Size: ~ 118 square kilometers
• Established: 2009
• Known for: waterfalls, wild animals

Kui Buri National Park

• Province: Prachuap Khiri Khan
• Size: ~ 969 square kilometers
• Established: 1999
• Known for: wildlife watching area

Lam Khlong Ngu National Park

• Province: Kanchanaburi
• Size: ~ 673 square kilometers 
• Established: 2009
• Known for: waterfalls, monolithic cave

Namtok Huai Yang National Park

• Province: Prachuap Khiri khan
• Size: ~ 158 square kilometers
• Established: 1991
• Known for: waterfalls, Khao Luang Mountain

Namtok Khlong Kaeo National Park

• Province: Trat
• Size: ~ 198 square kilometers
• Established: 2009
• Known for: waterfalls, wildlife

Namtok Sam Lan National Park

• Province: Saraburi
• Size: ~ 45 square kilometers
• Established: 1981
• Known for: waterfalls

Pang Sida National Park

• Province: Prachinburi/ Sa Kaeo
• Size: ~ 844 square kilometers
• Established: 1982
• Known for: waterfalls, butterfly watching festival

Phu Toei National Park

• Province: Suphanburi
• Size: ~ 317 square kilometers
• Established: 1998
• Known for: waterfalls, reservoir, Khao Thevada (“Angel Mountain”)

Ta Phraya National Park

• Province: Buriram, Sakaeo
• Size: ~ 594 square kilometers
• Established: 1996
• Known for: ancient Khmer temple ruins

Thap Lan National Park

• Province: Nakhon Ratchasima/ Prachinburi
• Size: ~ 2,236 square kilometers
• Established: 1981
• Known for: Lan Forest and Recreational Garden, reservoir, dam

South (East Coast)

Namtok Ngao National Park

Chumphon/ Ranong Provinces

Namtok Ngao National Park was established in 1999 and it covers an area of around 668 square kilometers. It is located approximately 15 kilometers from the nearby town of Ranong. Furthermore, the park’s main attraction is the impressive Ngao Waterfall. The waterfall can be seen from a great distance due to its imposing height of 300 meters. Therefore, the most popular activity within the park is trekking to the summit of the waterfall. In addition, other popular attractions include Nam Tok Klong Pera and Nam Tok Bang Rin waterfalls, as well as Bo Nam Ron Pon Rung, a hot spring with a wellspring of 13 wells.

Namtok Sai Khao National Park

Pattani/ Yala/ Songkhla Provinces

Namtok Sai Khao National Park was established in 2008 and it covers an area of around 70 square kilometers. It is located approximately 40 kilometers from Pattani, a nearby town. Furthermore, the park spreads across the provinces of Pattani, Yala, and Songkhla. It is coated with the evergreen forest that has incredibly rich flora and fauna. What’s more, the main attractions include the beautiful Sai Khao Waterfalls with a drop of around 40 meters, surrounded by forest and rock-lined ponds. In addition, besides stunning views of unspoilt nature, it is possible to swim in the natural ponds below the waterfalls.

Khao Pu–Khao Ya National Park

Phattalung Province

Khao Pu–Khao Ya National Park was established in 1982 and it covers an area of around 694 square kilometers. It is located approximately 7 kilometers from Si Banphot and around 36 kilometers from Phatthalung. Furthermore, the park includes numerous attractions. Matcha Cave is one of the most popular ones. It contains a 100 meters wide fish lake surrounded by stalactites. In addition, there are approximately 10 Buddha statues in the center of the cave. Another popular attraction is the Pak Jam Waterfall, consisting of 7 tiers, and the Nan-Prew Waterfall, a stepped waterfall. What’s more, around April/ May, this is where the annual celebration of “wan wang”, or “free day”, is held. It is celebrated with various traditions, folk storytelling, dancing, and games.

Mu Ko Ang Thong National Park

Surat Thani Province

Mu Ko Ang Thong National Park was established in 1980. It covers an area of around 102 square kilometers, almost half of which is water. It is a marine national park consisting of 42 islands, Ko Phaluai being the biggest one. However, Ko Wua Talap is the main island where most of the park’s facilities are located such as the headquarters and the visitor center. The main attractions on the island are its two white beaches that offer activities such as swimming, snorkelling and canoeing/kayaking. Furthermore, the main attraction of the park is the spectacular Wua Ta Lap Viewpoint. It can be reached by taking a 500 meters long steep trail from the headquarters. It takes around 30 minutes to reach the top and experience the stunning view over all islands. In addition, another famous attraction is the Bua Bok Cave, containing fascinating stalagmite and stalactite formations. The nearest city is Surat Thani, located approximately 6 kilometers away.

Than Sadet–Ko Pha-Ngan

Surat Thani Province

Than Sadet–Ko Pha-Ngan was established in 1983 and it covers an area of around 66 square kilometers. The majority of the park is located on the island Pha-ngan which can be reached from three ports in Samui, three ports in Surat Thani and one in Chumphon. Moreover, Pha-ngan is best known for hosting the Full Moon Party at the famous Hat Rin Beach. It is an all-night beach party whose tradition dates back to 1985. Usually, it is held every month on the night of, before, or after the full moon. What’s more, each time the party attracts between 5,000 and 30,000 partygoers from around the world. In addition, other popular attractions within the park include waterfalls and rock pools, which provide great trekking possibilities.

Other national parks in the South (east coast) 

Ao Manao–Khao Tanyong National Park

• Province: Narathiwat
• Size: ~ 37 square kilometers
• * This national park is not yet published in the Government Gazette.

Bang Lang National Park

• Province: Yala
• Size: ~ 261 square kilometers 
• Established: 1999
• Known for: dam, reservoir, waterfalls

Budo–Su-ngai Padi National Park

• Province: Narathiwat/ Pattani/ Yala
• Size: ~ 294 square kilometers
• Established: 1999
• Known for: waterfalls, “golden leaves” plant

Hat Khanom–Mu Ko Thale Tai National Park

• Province: Nakhon Si Thammarat/ Surat Thani
• Size: ~ 739 square kilometers 
• * This national park is not yet published in the Government Gazette.

Kaeng Krung National Park

• Province: Surat Thani
• Size: ~ 541 square kilometers
• Established: 1991
• Known for: wildlife, Namtok Bang Cham waterfall, hot spring

Khao Luang National Park

• Province: Nakhon Si Thammarat
• Size: ~ 570 square kilometers
• Established: 1974
• Known for: waterfalls, caves

Khao Nam Khang National Park

• Province: Songkhla
• Size: ~ 220 square kilometers
• Established: 1990
• Known for: historic tunnels, waterfalls

Khao Nan National Park

• Province: Nakhon Si Thammarat
• Size: ~ 410 square kilometers
• Established: 2009
• Known for: waterfalls

Mu Ko Chumphon National Park

• Province: Chumphon
• Size: ~ 317 square kilometers
• Established: 1999
• Known for: islands, beaches, coral reefs

Namtok Si Khit National Park

• Province: Nakhon Si Thammarat/ Surat Thani
• Size: ~ 145 square kilometers
• Established: 1999
• Known for: Si Khit waterfall, turquoise green basins

Namtok Si Po National Park

• Province: Narathiwat/ Pattani
• Size: ~ 289 square kilometers
• * This national park is not yet published in the Government Gazette.

Namtok Yong National Park

• Province: Nakhon Si Thammarat
• Size: ~ 205 square kilometers 
• Established: 1991
• Known for: waterfalls

San Kala Khiri National Park

• Province: Songkhla/ Yala
• Size: ~ 144 square kilometers 
• * This national park is not yet published in the Government Gazette.

Tai Romyen National Park

• Province: Surat Thani
• Size: ~ 425 square kilometers
• Established: 1991
• Known for: waterfalls, cave

South (West Coast)

Hat Noppharat Thara–Mu Ko Phi Phi National Park

Krabi Province

Hat Noppharat Thara–Mu Ko Phi Phi National Park, also known as Phi Phi Islands National Park, was established in 1983. It covers an area of around 388 square kilometers and is located approximately 16 kilometers from Krabi, the nearest city. Furthermore, the park is famous due to its scenic beauty which includes breathtaking beaches and a crystal clear sea. Therefore, diving, snorkelling, and kayaking are the most popular activities. Moreover, the Phi Phi Islands gained their fame after serving as a filming location for the blockbuster movie The Beach starring Leonardo Di Caprio. In addition, this is where the Viking Cave is located. It is a 170 meters long cave containing wall paintings that depict various types of boats, including what looks like a Scandinavian Drakkar, a Viking ship. However, tourists are not allowed to enter the cave. Still, it is possible to take a peek at it while enjoying the boat ride around the park.

Mu Ko Lanta National Park

Krabi Province

Mu Ko Lanta National Park was established in 1990 and it covers an area of around 134 square kilometers. It consists of several islands, Ko Lanta Noi and Ko Lanta Yai being the main ones. Furthermore, the park is inhabited by a clan of Chao Ley, the so-called “sea gipsies”. They are primarily known for setting boats adrift during the full moon in June and November. According to their beliefs, it is what brings good luck and prosperity. In addition, the main attractions within the park include white beaches, trails, islands, coral reefs, caves, and of course, stunning viewpoints. What’s more, the islands of Ko Rok Nai and Ko Rok Nok, both encompassing clear water and coral reefs, are among the best snorkelling destinations in Thailand.

Than Bok Khorani National Park

Krabi Province

Than Bok Khorani National Park was established in 1998 and covers an area of around 104 square kilometers. Furthermore, the park is best known for its picturesque natural beauty which includes natural trekking routes, waterfalls, mangrove forests, caves, and beaches. It is named after the Bok Khorani Pond, a captivating emerald pool. What’s more, besides enjoying the breathtaking scenery, it is also possible to swim in the pond. In addition, the main activities in this piece of paradise on Earth include snorkelling, canoeing and sightseeing.

Ao Phang Nga National Park

Phang Nga Province

Ao Phang Nga National Park was established in 1981 and it covers an area of around 400 square kilometers. It is located approximately 8 kilometers from Phang Nga, the nearest city. Furthermore, the park’s main attraction is Khao Phing Kan Island, with incredible limestone karst. It is also known as the James Bond Island because it served as a filming location for the James Bond movie The Man with the Golden Gun. What’s more, the island is extremely narrow but it is 20 meters tall. In addition, the park encompasses numerous caves such as the Ice Cream Cave, Diamond Cave and Oyster Cave, all of which are located on Panak Island.

Mu Ko Similan National Park

Phang Nga Province

Mu Ko Similan National Park, also known as Similan Islands, was established in 1982. It is an archipelago located in the Andaman Sea, consisting of 11 islands and covering an area of around 140 square kilometers. Furthermore, this is one of the most visited national parks in Thailand. In fact, at one point it was so overcrowded that the authorities had to limit the number of visitors. Moreover, the Similan Islands are considered one of the best diving sites in the world. And how could they not be when its rich marine life includes hard and soft coral reefs, crystal clear waters and astonishing white beaches? In addition, the park has incredibly rich wildlife containing most of Southeast Asia’s oceanic marine species among which various species of sharks, rays and turtles.

Mu Ko Phetra National Park

Satun/ Trang Provinces

Mu Ko Phetra National Park was established in 1984 and covers an area of around 494 square kilometers. It is a marine national park encompassing the mainly intact coastal line of Trang Province, its open water, as well as about 30 islands. Furthermore, the largest island is called Ko Khao Yai, followed by Ko Phetra. Ko Khao Yai is famous due to its castle-like limestone rocks and a 700 m wide bay with a waterfall and stream, called the Ao Kam Poo. Likewise, Ko Phetra, the second-largest island in the park, is famous due to its odd-shaped cliffs and crystal clear sea which makes it perfect for diving. There is also Ko Bulon island, another popular tourist island with clear waters and coral reefs.

Tarutao National Park

Satun Province

Tarutao National Park was established in 1974 and it covers an area of around 1,490 square kilometers. The park consists of 51 islands divided into 2 groups, Tarutao and Adang-Rawi. Furthermore, the park is famous primarily due to its astounding unspoilt nature. What’s more, the island of Ko Tarutao served as a setting for the reality television series Survivor: Thailand in 2002. On the other hand, the island has a dark history. Namely, in the late 1930s, it was used to isolate political prisoners. During the Second World War, the island was cut off from the mainland which caused a lot of problems and led to prisoners and guards raiding ships sailing around the island to survive. However, after the war, farmers and fishermen inhabited the island. Nowadays, the park is a beautiful destination perfect for scuba diving, snorkelling, wildlife watching and other activities.

Khao Sok National Park

Surat Thani Province

Khao Sok National Park was established in 1980 and it covers an area of around 739 square kilometers. The park’s area is considered to be approximately 160 million years old and contains around 5% of the world’s wildlife species. However, the park is known not only due to its scenic beauty, but also because it offers various activities for visitors. Some of the most popular activities include trekking, canoeing and bamboo rafting. Moreover, trekking in Khao Sok can be an exciting experience because it is possible to see animals such as wild elephants, serow, tigers, Malayan sun bears and more than 180 bird species. In addition, it is possible to get a boat tour to Cheow Lan lake which is located fairly close to caves such as Diamond cave, Khang Cow Cave and Nam Talu Cave.

Other national parks in the South (west coast)

Hat Chao Mai National Park

• Province: Trang
• Size: ~ 231 square kilometers 
• Established: 1981
• Known for: coral reefs, beaches

Khao Lak–Lam Ru National Park

• Province: Phang Nga
• Size: ~ 125 square kilometers 
• Established: 1991
• Known for: waterfalls, beaches

Khao Lampi–Hat Thai Mueang National Park

• Province: Phang Nga
• Size: ~ 72 square kilometers
• Established: 1986
• Known for: waterfalls, sea turtle nesting beach

Khao Phanom Bencha National Park

• Province: Krabi
• Size: ~ 50 square kilometers 
• Established: 1981
• Known for: waterfalls, caves, trails

Khlong Phanom National Park

• Province: Surat Thani
• Size: ~ 410 square kilometers
• Established: 2000
• Known for: waterfalls, caves and chambers

Laem Son National Park

• Province: Ranong
• Size: ~ 315 square kilometers
• Established: 1983
• Known for: beaches, coral reefs, swamps, jungle

Lam Nam Kra Buri National Park

• Province: Ranong
• Size: ~ 160 square kilometers
• Established: 1999
• Known for: Choeng Thong waterfall, forests, viewpoints

Mu Ko Ra–Ko Phra Thong National Park

• Province: Phang Nga
• Size: ~ 229 square kilometers 
• * This national park is not yet published in the Government Gazette.

Mu Ko Ranong National Park

• Province: Ranong
• Size: ~ 357 square kilometers 
• Established: 2009
• Known for: forest, coral reefs, beaches

Mu Ko Surin National Park

• Province: Phang Nga
• Size: ~ 135 square kilometers 
• Established: 1981
• Known for: bays, coral reefs, ethnic minority village

Si Phang Nga National Park

• Province: Phang Nga
• Size: ~ 246 square kilometers
• Established: 1988
• Known for: jungle, waterfalls, natural pools

Sirinat National Park

• Province: Phuket
• Size: ~ 90 square kilometers
• Established: 1981
• Known for: sea turtle nesting beaches, coral reefs

Thale Ban National Park

• Province: Satun
• Size: ~ 196 square kilometers
• Established: 1980
• Known for: forests, caves

Thailand National Parks by size

The total size of all national parks in Thailand is over 62,000 square kilometers (around 15 million acres) which are around 12% of the total area of Thailand. Including the parks that are not yet published in the Government Gazette, the total area of national parks reaches more than 71,000 square kilometers (around 17 million acres) which are around 14% of the total area of the country. The biggest national park is Kaeng Krachan National Park, with a territory of over 2,900 square kilometers. The smallest national park is Mae Puem National Park covering an area of only 35 square kilometers. There is also the Tham Luang–Khun Nam Nang Non National Park which covers an area of only 19 square kilometers, but it is not yet published in the Government Gazette.

The following list includes the 10 largest national parks in Thailand.

1. Kaeng Krachan
2. Thap Lan
3. Khao Yai
4. Doi Phu Kha
5. Khuean Srinagarindra
6. Khao Laem
7. Tarutao
8. Si Lanna
9. Thung Salaeng Luang
10. Huai Nam Dang

Entrance to national parks in Thailand

More than a third of Thailand’s total area is classified as protected areas, with national parks included. Most of them charge entrance fees which range from approximately 100 baht (~ 2,74 €) to 500 baht (~ 13,70 €). However, it is impossible to determine a single price as the entrance fees differ from park to park. In addition, most of them charge less for children. Also, keep in mind that some parks have a limited number of visitors per day and a lot of the parks are not open year-round due to the rainy season, pollution or other factors.

Map of national parks in Thailand

National parks in Thailand FAQs