Samnak Thon
Samnak Thon is a subdistrict in Ban Chang district, Rayong province. The area is home to Wat Chak Mak, a local Buddhist temple, and has a convenience store nearby. Property inventory records are available for this area.
Last updated: November 2026
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Median Sale Price
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Median Monthly Rent
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Price per sqm
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Area profile: Samnak Thon
Everything we know about this area, from official Thai government and open sources.
Official land appraisal (municipal area)
Median appraisal
฿1,050 / sq. wah
Median appraisal
฿1,200 / sq. wah
Construction cost (province median)
People
22,494+3.2% since 2021
Gender split
Registered houses
12,154
Population density
356.4 people / km²
People per house
1.9
Environment
Air quality
Province-level reading (Rayong)
PM2.5 annual mean
25.9 µg/m³
WHO guideline: 5 µg/m³ PM2.5 / 15 µg/m³ PM10. Thai standard: 15 µg/m³ PM2.5 / 50 µg/m³ PM10.
Terrain & climate
Elevation range
98.2 m
Flood exposure
Check a specific address on the flood history map
Flash-flood terrain susceptibility
Sinkhole susceptibility (DMR)
Height above nearest drainage (10th percentile)
-2.6 m
Distance to nearest stream (10th percentile)
78.6 m
Terrain slope (90th percentile)
1.3%
Drought
Rainfall deficit vs 1981–2010+ normal (CHIRPS) — a meteorological reading, not soil moisture, and not a forecast.
Latest 3-month rainfall vs normal
144.7%
Share of 10-day periods in deficit (10y)
19.4%
Worst 3-month deficit (10y)
25.7%
Air quality
PM2.5 — OpenAQ
Reference-grade station
25.9 µg/m³
Amenities in Samnak Thon
What's within reach — shops, schools, transit and more.
Schools(2)Show
- โรงเรียนวัดสำนักกะท้อน2.3 km
- Wat Chak Mak School4.5 km
International schools(1)Show
Amenity data © OpenStreetMap contributors
Projects in Samnak Thon
Condos and developments in this area

Explore Baan Cheunsuk 11

Baan Rai Chai Klong 3 Ban Chang - Rayong is a condominium project located in Samnak Thon, Ban Chang, Rayong. The developer and completion date have not been disclosed, and no amenities have been listed for the project. Residents are around 18 minutes from Phayun Beach and about 45 minutes from Dokkrai Airstrip. There is also one tourist attraction in the nearby area.
Map of Samnak Thon
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Frequently asked about Samnak Thon
What's near Samnak Thon?
Samnak Thon has 58 restaurants and cafés nearby, based on OpenStreetMap data.
What's the air quality like in Samnak Thon?
Samnak Thon's annual mean PM2.5 is 25.9 µg/m³, against a WHO guideline of 5 µg/m³ and a Thai standard of 15 µg/m³. This is a Province-level-level reading, not a station within the area itself.
Is Samnak Thon at risk of flooding?
Samnak Thon's flash-flood terrain susceptibility is Moderate. Sinkhole susceptibility (DMR survey) is High.
What's the population of Samnak Thon?
Samnak Thon has a registered population of 22,494 (+3.2% since 2021).
What is the official land appraisal price in Samnak Thon?
The Treasury Department's official land appraisal for Samnak Thon (this subdistrict) is ฿1,050 per square wah (median) — an assessed value used for transfer fees and taxes, not a market price.
How bad is air pollution in Samnak Thon?
According to OpenAQ reference-grade monitoring stations, the annual mean PM2.5 level in Samnak Thon is 25.9 µg/m³.