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Nam Nao National Park

Pine savanna on the Phetchabun plateau at around 800 metres, cold at night and among the best-preserved forest in the region.

Updated 19 October 2026

WherePhetchabun
Nearest cityLom Sak about 55 km; Khon Kaen about 100 km
Best seasonNovember to February
Time to allowA day or overnight
Getting thereHighway 12 between Lom Sak and Chumphae; car, with the headquarters on the main road
EntryNational park entry fee, higher for foreign visitors

Nam Nao covers about 970 square kilometres of the Phetchabun plateau at 700 to 1,200 metres, and the vegetation is unusual for Thailand: open pine savanna, with Pinus merkusii standing over grass, mixed with dry evergreen and dipterocarp forest. Because the area was hard to reach until the early 1980s, the forest escaped much of the logging that stripped comparable country elsewhere, and it is regarded as among the better-preserved habitat in the north-east. Elephants, gaur, sambar and barking deer are present and there are salt licks with hides, though sightings need patience and luck. Phu Kum Khao cave holds a large bat colony that streams out at dusk. Camping and bungalows are available at the headquarters. Nights on the plateau are cold in the dry season - single figures - which catches visitors out, and the park is quiet compared with anywhere near Bangkok.

What's there

  • The pine savanna - Merkus pine over grassland, unusual in Thailand.
  • The preserved forest - protected by inaccessibility until the 1980s.
  • The wildlife hides - salt licks with elephants, gaur and deer, with patience.
  • Phu Kum Khao cave - the bat colony streaming out at dusk.

When to go

November to February for the weather; nights are cold, into single figures. The bat emergence is at dusk. Wildlife is most active early and late.

Things to know

Cold at night in the dry season - bring warm clothing. Wildlife sightings require hides, patience and luck rather than a drive-through. Facilities are basic. Foreign entry fees are higher than Thai.

Nearby

Khao Kho and Phu Thap Boek are west; Phu Hin Rong Kla is north-west.

Key facts

Local nameอุทยานแห่งชาติน้ำหนาว (Thai)
Established1972
Area966 km² (373 sq mi)
Location16.7336° N, 101.5631° E · map

Source: Wikidata, item Q1647822, read on 18 October 2026.

What to pack for Nam Nao National Park

Chosen from what this place is for. Tap a kit for the full checklist.

  • Broken-in walking shoes or boots - Grip and ankle support matter more than looks; never hike in brand-new boots. Find on Amazon
  • Head torch + spare batteries - Hands-free light is essential; caves are truly dark. Find on Amazon
  • Binoculars - The single best wildlife tool - even a compact pair transforms a sighting. Find on Amazon
  • Shelter suited to the place - Tent, tarp or hut booking - match it to the terrain and rules. Find on Amazon

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Opening times, ticket prices and seasonal closures change - check the official source before you go: official site.

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