199 countries 39,402 visa rules 72,668 airports 7,028 languages 235 holiday calendars 1,260 news stories Visa data verified 13 Oct 2026
Free Passport Photo Maker
Check requirements
Travel photo of Thailand

National parks · 152 parks

Flag of ThailandNational Parks in Thailand

Thailand has 152 national parks covering about 70,909 km² in total. The largest is Nam Tok Sai Khao National Park (6,957 km²); the oldest, Khao Yai National Park, dates from 1962.

Nam Tok Sai Khao National Park6,957 km² · since 2008 Kaeng Krachan National Park Kaeng Krachan National Park2,915 km² · since 1981 Thap Lan National Park Thap Lan National Park2,236 km² · since 1981 Khao Yai National Park Khao Yai National Park2,168 km² · since 1962 Doi Phu Kha National Park Doi Phu Kha National Park1,704 km² · since 1999 Khuean Srinagarindra National Park Khuean Srinagarindra National Park1,532 km² · since 1981 Khao Laem National Park Khao Laem National Park1,497 km² · since 1987 Tarutao National Park Tarutao National Park1,490 km² · since 1974 Si Lanna National Park Si Lanna National Park1,405 km² · since 1989 Thung Salaeng Luang National Park Thung Salaeng Luang National Park1,262 km² · since 1963 Huai Nam Dang National Park Huai Nam Dang National Park1,252 km² · since 1995 Thong Pha Phum National Park Thong Pha Phum National Park1,236 km² · since 2009 Doi Luang National Park1,170 km² · since 1990 Pha Daeng National Park Pha Daeng National Park1,123 km² · since 2000 Si Nan National Park Si Nan National Park1,024 km² · since 2007 Mae Ping National Park Mae Ping National Park1,004 km² · since 1981 Lam Nam Nan National Park Lam Nam Nan National Park999 km² · since 1998 Kui Buri National Park Kui Buri National Park969 km² · since 1999 Nam Nao National Park Nam Nao National Park966 km² · since 1972 Mae Wong National Park Mae Wong National Park894 km² · since 1987 Doi Phu Nang National Park Doi Phu Nang National Park863 km² · since 2012 Nam Tok Pha Charoen National Park Nam Tok Pha Charoen National Park855 km² Pang Sida National Park Pang Sida National Park844 km² · since 1982 Phu Pha Yon National Park Phu Pha Yon National Park829 km² · since 1988 Khlong Wang Chao National Park Khlong Wang Chao National Park747 km² · since 1990 Khao Sok Khao Sok739 km² · since 1980 Lam Nam Kok National Park Lam Nam Kok National Park733 km² Salawin National Park Salawin National Park721 km² · since 1994 Khao Pu - Khao Ya National Park Khao Pu - Khao Ya National Park695 km² · since 1982 Phu Chong-Na Yoi National Park Phu Chong-Na Yoi National Park686 km² · since 1987 Mu Ko Chang National Park Mu Ko Chang National Park651 km² · since 1982 Khun Phawo National Park631 km² · since 2009 Tham Pla - Namtok Pha Suea National Park Tham Pla - Namtok Pha Suea National Park630 km² · since 2009 Ta Phraya National Park Ta Phraya National Park594 km² · since 1996 Chae Son National Park Chae Son National Park592 km² · since 1988 Mae Wa National Park587 km² · since 2000 Khao Luang National Park Khao Luang National Park570 km² · since 1974 Op Luang National Park Op Luang National Park553 km² · since 1991 Erawan National Park Erawan National Park550 km² · since 1975 Kaeng Krung National Park541 km² · since 1991 Doi Pha Hom Pok National Park Doi Pha Hom Pok National Park524 km² · since 2000 Ton Sak Yai National Park519 km² · since 2003 Sai Yok National Park Sai Yok National Park500 km² · since 1980 Mu Ko Phetra National Park Mu Ko Phetra National Park494 km² · since 1984 Khao Kho National Park483 km² · since 2012 Doi Inthanon National Park Doi Inthanon National Park482 km² · since 1972 Mae Yom National Park455 km² · since 1986 Mae Charim National Park432 km² · since 2007 Tai Romyen National Park Tai Romyen National Park425 km² · since 1991 Phu Pha Lek National Park419 km² · since 2009 Phu Phan National Park Phu Phan National Park415 km² · since 1972 Khao Nan National Park410 km² · since 2009 Khlong Phanom National Park Khlong Phanom National Park410 km² · since 2000 Wiang Kosai National Park Wiang Kosai National Park410 km² · since 1981 Ao Phang Nga National Park Ao Phang Nga National Park401 km² · since 1981 Na Yung–Nam Som National Park397 km² Namtok Mae Surin National Park Namtok Mae Surin National Park397 km² · since 1981 Hat Noppharat Thara–Mu Ko Phi Phi National Park Hat Noppharat Thara–Mu Ko Phi Phi National Park388 km² · since 1983 Mae Puem National Park Mae Puem National Park356 km² · since 2009 Mae Ta Khrai National Park354 km² · since 2017 Phu Pha Man National Park350 km² · since 1991 Phu Kradueng National Park Phu Kradueng National Park348 km² · since 1962 Mu Ko Ranong National Park Mu Ko Ranong National Park347 km² · since 2009 Doi Wiang Pha National Park343 km² Khun Sathan National Park342 km² · since 2017 Budo–Su-ngai Padi National Park Budo–Su-ngai Padi National Park341 km² · since 1999 Ramkhamhaeng National Park Ramkhamhaeng National Park341 km² · since 1980 Pha Taem National Park Pha Taem National Park340 km² · since 1991 Phu Soi Dao National Park Phu Soi Dao National Park340 km² · since 2008 Chaloem Phra Kiat Thai Prachan National Park329 km² · since 2012 Phu Wiang National Park Phu Wiang National Park325 km² · since 1991 Mu Ko Chumphon National Park Mu Ko Chumphon National Park324 km² · since 1999 Phu Kao - Phu Phan Kham National Park322 km² · since 1985 Sai Thong National Park Sai Thong National Park319 km² · since 1992 Phu Toei National Park Phu Toei National Park317 km² · since 1998 Hat Khanom–Mu Ko Thale Tai National Park Hat Khanom–Mu Ko Thale Tai National Park315 km² Laem Son National Park Laem Son National Park315 km² · since 1983 Phu Hin Rong Kla National Park Phu Hin Rong Kla National Park307 km² · since 1984 Khlong Lan National Park Khlong Lan National Park300 km² · since 1985 Bang Lang National Park295 km² · since 1999 Tat Mok National Park Tat Mok National Park290 km² · since 1998 Phu Sang National Park Phu Sang National Park285 km² · since 2000 Khun Chae National Park Khun Chae National Park270 km² · since 1995 Taksin Maharat National Park Taksin Maharat National Park262 km² · since 1981 Doi Khun Tan National Park Doi Khun Tan National Park255 km² · since 1975 Tham Sakoen National Park250 km² · since 2016 Si Phang Nga National Park Si Phang Nga National Park248 km² · since 1988 Khun Nan National Park Khun Nan National Park246 km² · since 2009 Namtok Chat Trakan National Park Namtok Chat Trakan National Park235 km² · since 1987 Hat Chao Mai National Park Hat Chao Mai National Park231 km² · since 1981 Phu Sa Dok Bua National Park Phu Sa Dok Bua National Park231 km² · since 1992 Op Khan National Park Op Khan National Park227 km² Tat Ton National Park Tat Ton National Park217 km² · since 1980 Si Satchanalai National Park Si Satchanalai National Park213 km² · since 1981 Khao Nam Khang National Park212 km² · since 1991 Khun Khan National Park208 km² · since 2012 Nam Tok Yong National Park205 km² · since 1991 Phu Laen Kha National Park Phu Laen Kha National Park201 km² · since 2007 Khwae Noi National Park198 km² Mae Moei National Park Mae Moei National Park197 km² · since 1999 Nam Phong National Park Nam Phong National Park197 km² · since 2000 Thale Ban National Park Thale Ban National Park195 km² · since 1980 Lam Nam Kra Buri National Park Lam Nam Kra Buri National Park169 km² · since 1999 Doi Suthep-Pui National Park Doi Suthep-Pui National Park161 km² · since 1981 Nam Tok Huai Yang National Park Nam Tok Huai Yang National Park161 km² · since 1991 Nam Tok Si Khit National Park142 km² · since 1999 Similan Islands National Park Similan Islands National Park140 km² · since 1982 Namtok Phlio National Park Namtok Phlio National Park135 km² · since 1975 Mu Ko Lanta National Park Mu Ko Lanta National Park134 km² · since 1990 Khao Laem Ya – Mu Ko Samet National Park Khao Laem Ya – Mu Ko Samet National Park131 km² · since 1981 Khao Phra Wihan National Park Khao Phra Wihan National Park130 km² · since 1998 Khao Lak-Lam Ru National Park Khao Lak-Lam Ru National Park125 km² · since 1991 Phu Ruea National Park Phu Ruea National Park121 km² · since 1979 Mae Wang National Park Mae Wang National Park119 km² · since 2009 Khao Sip Ha Chan National Park118 km² · since 2009 Phu Suan Sai National Park117 km² · since 1994 Lan Sang National Park Lan Sang National Park104 km² · since 1979 Than Bok Khorani National Park Than Bok Khorani National Park104 km² · since 1998 Mu Ko Ang Thong National Park Mu Ko Ang Thong National Park102 km² · since 1980 Pa Hin Ngam National Park Pa Hin Ngam National Park100 km² · since 2007 Khao Sam Roi Yot National Park Khao Sam Roi Yot National Park98 km² · since 1966 Sirinat National Park Sirinat National Park90 km² · since 1981 Khao Chamao – Khao Wong National Park Khao Chamao – Khao Wong National Park84 km² · since 1975 Kaeng Tana National Park Kaeng Tana National Park80 km² · since 1981 Khao Lampi-Hat Thai Mueang National Park Khao Lampi-Hat Thai Mueang National Park72 km² · since 1986 Chaloem Rattanakosin National Park Chaloem Rattanakosin National Park59 km² · since 1980 Khao Khitchakut National Park Khao Khitchakut National Park59 km² · since 1977 Khao Phanom Bencha National Park Khao Phanom Bencha National Park50 km² · since 1981 Phu Pha Thoep National Park Phu Pha Thoep National Park48 km² · since 1988 Namtok Sam Lan National Park Namtok Sam Lan National Park45 km² · since 1981 Than Sadet – Ko Pha-ngan National Park Than Sadet – Ko Pha-ngan National Park43 km² · since 1983 Namtok Chet Sao Noi National Park Namtok Chet Sao Noi National Park42 km² · since 2016 Hat Wanakon National Park Hat Wanakon National Park38 km² · since 1992 Ao Manao - Khao Tanyong National Park37 km² Ao Siam National Park32 km² Bang lang national parkNational park Doi Chong National ParkNational park Doi Pha Klong National Parksince 2007 Lam Khlong Ngu National Park Lam Khlong Ngu National Parksince 2009 Lam Nam Kra Buri National ParkNational park Mae Ngao National ParkNational park Mae Tho National ParkNational park Mae Wang National ParkNational park Mu Ko Surin National Parksince 1981 Nam Tok Khlong Kaeo National Park Nam Tok Khlong Kaeo National Parksince 2009 Namtok Ngao National Park Namtok Ngao National Parksince 1999 Namtok Si Po National ParkNational park Nanthaburi National Park Nanthaburi National ParkNational park Phu Langka National Parksince 2009 Sai Yok Noi Waterfall National ParkNational park Sankala Khiri National ParkNational park Tham Pha Thai National ParkNational park

Data: Wikidata (CC0), English Wikipedia and Wikimedia Commons. Photos under their Commons licences — the author is credited on each park page.

National parks in Thailand at a glance

Thailand has 152 national parks covering about 70,909 km² — roughly 13.8% of the country's 513,120 km². The 3 largest parks together account for 17% of that area.

Largest national parks

  1. Nam Tok Sai Khao National Park — 6,957 km², since 2008
  2. Kaeng Krachan National Park — 2,915 km², since 1981
  3. Thap Lan National Park — 2,236 km², since 1981
  4. Khao Yai National Park — 2,168 km², since 1962
  5. Doi Phu Kha National Park — 1,704 km², since 1999

Oldest national parks

Planning a trip? See the best time to visit Thailand, the Thailand travel guide and airports in Thailand.

Frequently asked questions

How many national parks are there in Thailand?

Thailand has 152 national parks covering about 70,909 km² in total. The largest is Nam Tok Sai Khao National Park (6,957 km²); the oldest, Khao Yai National Park, dates from 1962.

What are the largest national parks in Thailand?

Nam Tok Sai Khao National Park (6,957 km²), Kaeng Krachan National Park (2,915 km²), Thap Lan National Park (2,236 km²), Khao Yai National Park (2,168 km²) and Doi Phu Kha National Park (1,704 km²).

How much of Thailand is national park?

About 13.8% of the country — 70,909 km² of national parks out of 513,120 km² in total.

What is the oldest national park in Thailand?

Khao Yai National Park, established in 1962, followed by Phu Kradueng National Park (1962), Thung Salaeng Luang National Park (1963) and Khao Sam Roi Yot National Park (1966).