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Sai Sorn Reservoir

A small forest lake in Khao Yai where animals come to drink at dusk, the park's easy sunset and stargazing spot.

4.6(2,385)
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Hours
Daily 06:00–19:00

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Details

Address
C9JC+X57 Khao Yai National Park, Tambon Hin Tung, Amphoe Mueang Nakhon Nayok
Full opening hours
Monday06:00–19:00
Tuesday06:00–19:00
Wednesday06:00–19:00
Thursday06:00–19:00
Friday06:00–19:00
Saturday06:00–19:00
Sunday06:00–19:00

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Why go, and how to do it well

Sai Sorn is a small reservoir in the forest between Khao Yai's park office and Pha Kluai Mai, named after the park's first chief. Animals come down to drink at dawn and dusk, and it's a good place for stars after dark.

Written by Mac Kiley · Updated Oct 2026

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Experience hints

Visitor favorite

C9JC+X57 Khao Yai National Park, Tambon Hin Tung, Amphoe Mueang Nakhon Nayok

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More activities & tours nearby

All within 4.7 km of Sai Sorn Reservoir.

Khao Yai National Park Visitor Center

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Lam Ta Khong Campground

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A 20 m wildlife tower over Khao Yai's grassland salt licks, the park's best bet for deer, gaur and elephants at dawn.
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Tips for Visiting Activities & Tours

Do Outdoor Activities in the Morning

Heat and humidity peak from noon to 3 PM. Schedule jungle treks, cycling tours, and outdoor cooking classes for early morning. Water activities are more flexible since you're in and out of the sea.

Sai Sorn Reservoir: Frequently Asked Questions

Is Sai Sorn Reservoir worth visiting?

Sai Sorn Reservoir holds a 4.6★ rating from 2,385 Google reviews, placing it among the highest-rated activities & tours in Korat.

What are the opening hours of Sai Sorn Reservoir?

Sai Sorn Reservoir is typically open 06:00–19:00 — see the full day-by-day schedule in the location info on this page. Hours can change on Thai public holidays, so check ahead for holiday visits.

When is the best time to visit Sai Sorn Reservoir?

The best months to visit Korat are November – February, with the most reliable weather. Crowds peak in Thai long weekends & Phimai Festival (November) — going early in the day usually means fewer people. Months to think twice about: April (peak heat).

Where is Sai Sorn Reservoir located?

Sai Sorn Reservoir is at C9JC+X57 Khao Yai National Park, Tambon Hin Tung, Amphoe Mueang Nakhon Nayok, in Korat. Getting around Korat: Songthaews on fixed city routes; Grab and Bolt (both work well in the city).

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