Thang Kwian
Thang Kwian is a subdistrict in Klaeng, Rayong, with property inventory records available. The area is served by two hospitals, Sam Yan Hospital Muang Klaeng Clinic and Klaeng Hospital, and is home to Klaeng Wittayasathaworn School as well as the temple Wat Saranat Thammaram. Nearby conveniences include a park and several convenience stores.
Last updated: November 2026
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Area profile: Thang Kwian
Everything we know about this area, from official Thai government and open sources.
Official land appraisal (municipal area)
Median appraisal
฿275 / sq. wah
Median appraisal
฿500 / sq. wah
Construction cost (province median)
People
23,836+0.9% since 2021
Gender split
Registered houses
15,510
Population density
355.6 people / km²
People per house
1.5
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
57 m
Flood exposure
Check a specific address on the flood history map
Flash-flood terrain susceptibility
Sinkhole susceptibility (DMR)
Not assessed by DMR — this area has not been surveyed for sinkhole susceptibility.
Height above nearest drainage (10th percentile)
-3.6 m
Distance to nearest stream (10th percentile)
1,055.8 m
Terrain slope (90th percentile)
0.9%
Drought
Rainfall deficit vs 1981–2010+ normal (CHIRPS) — a meteorological reading, not soil moisture, and not a forecast.
Latest 3-month rainfall vs normal
146.4%
Share of 10-day periods in deficit (10y)
11.7%
Worst 3-month deficit (10y)
26.7%
Air quality
PM2.5 — OpenAQ
Reference-grade station
25.9 µg/m³
Amenities in Thang Kwian
What's within reach — shops, schools, transit and more.
Amenity data © OpenStreetMap contributors
Living in Thang Kwian
Local insights, lifestyle, and what to expect
23,836
Registered population
About Thang Kwian
Thang Kwian is a subdistrict in Klaeng district, Rayong province. It offers a quieter, more local setting within easy reach of Klaeng's town amenities, and has property inventory records available for buyers and renters to explore.
Healthcare and Education
Residents have access to healthcare through Klaeng Hospital and Sam Yan Hospital Muang Klaeng Clinic. For education, Klaeng Wittayasathaworn School serves the area.
Local Landmarks and Daily Convenience
Wat Saranat Thammaram is a notable place of worship in the area. For everyday needs, there are four convenience stores nearby, and one park is located close by for outdoor recreation.
Map of Thang Kwian
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Frequently asked about Thang Kwian
What's near Thang Kwian?
Thang Kwian has 1 hospital, 1 park, and 1 restaurant or café nearby, based on OpenStreetMap data. Nearby options include Klaeng Hospital.
What's the air quality like in Thang Kwian?
Thang Kwian'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 reading, not a station within the area itself.
Is Thang Kwian at risk of flooding?
Thang Kwian's flash-flood terrain susceptibility is Low.
What's the population of Thang Kwian?
Thang Kwian has a registered population of 23,836 (+0.9% since 2021).
What is the official land appraisal price in Thang Kwian?
The Treasury Department's official land appraisal for Thang Kwian (this subdistrict) is ฿275 per square wah (median) — an assessed value used for transfer fees and taxes, not a market price.
How bad is air pollution in Thang Kwian?
According to OpenAQ reference-grade monitoring stations, the annual mean PM2.5 level in Thang Kwian is 25.9 µg/m³.