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.

1
Shopping
3
Education
1
Health
3
Leisure
3
Services
58
food

Amenity data © OpenStreetMap contributors

Projects in Samnak Thon

Condos and developments in this area

Baan Cheunsuk 11

Explore Baan Cheunsuk 11

Baan Cheunsuk 11
Baan Rai Chai Klong 3 Ban Chang - Rayong

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.

Baan Rai Chai Klong 3 Ban Chang - Rayong

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.