# Pho Chai, Roi Et Province – Subdistricts, Population & Map > Source: https://wherepedia.org/thailand/roi-et/pho-chai/ District · Roi Et Province # Pho Chai Pho Chai is a district (amphoe) of Thailand in Roi Et Province. It had an estimated **37,265 people** in 2023 on 376 km² (about 99 per km²). Its main town is Chai Wari. It is divided into 9 subdistricts. 80 named villages and localities are recorded here, and 78 mapped services such as hospitals, banks and schools. - 37,265people (2023) - 376km² - 9subdistricts - 78mapped services ## How many people live in Pho Chai? Pho Chai had an estimated **37,265 people** in 2023 — 4.9% of Roi Et Province, 491st of 928 districts. There are 1,067 women for every 1,000 men (close to the Roi Et Province figure of 1,067). Spread over 376 km², that is about **99 people per km²**, 376th of 928 districts. 21.0% of people are children under 15 and 16.2% are 65 or older; the median age is about 44 years (it is 45 across Roi Et Province). For every 100 people of working age (15–64) there are 59 children and older people. 0–4 ****2,534** 5–9 ****2,708** 10–14 ****2,595** 15–19 ****1,786** 20–24 ****999** 25–29 ****1,309** 30–34 ****1,604** 35–39 ****2,423** 40–44 ****2,989** 45–49 ****2,853** 50–54 ****2,966** 55–59 ****3,355** 60–64 ****3,117** 65–69 ****2,658** 70–74 ****1,589** 75–79 ****919** 80+ ****861** Source: [National Statistics Office of Thailand via OCHA HDX, population 2023 (COD-PS, CC BY-IGO)](https://data.humdata.org/dataset/cod-ps-tha). ## Where is Pho Chai? Pho Chai lies in [Roi Et Province](https://wherepedia.org/thailand/roi-et/), [Thailand](https://wherepedia.org/thailand/). It borders 7 other districts: [Chiang Khwan](https://wherepedia.org/thailand/roi-et/chiang-khwan/), [Don Chan](https://wherepedia.org/thailand/kalasin/don-chan/), [Kamalasai](https://wherepedia.org/thailand/kalasin/kamalasai/), [Kuchinarai](https://wherepedia.org/thailand/kalasin/kuchinarai/), [Phon Thong](https://wherepedia.org/thailand/roi-et/phon-thong/), [Rong Kham](https://wherepedia.org/thailand/kalasin/rong-kham/) and [Selaphum](https://wherepedia.org/thailand/roi-et/selaphum/). By area it is the 518th largest of 928 districts in Thailand. It covers 4.8% of [Roi Et Province](https://wherepedia.org/thailand/roi-et/). The centre of Pho Chai is about 453 km in a straight line from Bangkok, the capital. It is about 31 km from Roi Et, the main town of Roi Et Province. The centre point is at 16.3118° N, 103.7808° E. Local names: โพธิ์ชัย . Source: [Royal Thai Survey Department via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO)](https://data.humdata.org/dataset/cod-ab-tha). ## Subdistricts of Pho Chai Subdistrict Area km² Localities Services [Ak Khakham](https://wherepedia.org/thailand/roi-et/pho-chai/ak-khakham/) 53 6 9 [Bua Kham](https://wherepedia.org/thailand/roi-et/pho-chai/bua-kham/) 21 9 8 [Chiang Mai](https://wherepedia.org/thailand/roi-et/pho-chai/chiang-mai/) 28 8 12 [Don Ong](https://wherepedia.org/thailand/roi-et/pho-chai/don-ong/) 30 11 4 [Kham Pha-Ung](https://wherepedia.org/thailand/roi-et/pho-chai/kham-pha-ung/) 84 8 7 [Kham Pia](https://wherepedia.org/thailand/roi-et/pho-chai/kham-pia/) 57 12 20 [Nong Ta Kai](https://wherepedia.org/thailand/roi-et/pho-chai/nong-ta-kai/) 24 10 6 [Pho Si](https://wherepedia.org/thailand/roi-et/pho-chai/pho-si/) 49 7 6 [Sa-At](https://wherepedia.org/thailand/roi-et/pho-chai/sa-at/) 31 10 6 Source: [Royal Thai Survey Department via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO)](https://data.humdata.org/dataset/cod-ab-tha); [GeoNames (CC BY 4.0) — settlements, natural and historic features](https://www.geonames.org/); [Overture Maps places (CDLA-Permissive-2.0) and © OpenStreetMap contributors (ODbL)](https://overturemaps.org/). ## Villages and localities in Pho Chai Open gazetteers list **80 villages, towns and localities** in Pho Chai. The largest with a recorded population: Chai Wari (13,671). Settlements here lie between about 133 m and 219 m above sea level (median 156 m). - Ban Akkha - Ban Bo Thong - Ban Bua Kham - Ban Bua Kham Tai - Ban Bua Thong - Ban Chai Wari - Ban Champa - Ban Chiang Mai - Ban Don Burapha - Ban Don Chai - Ban Don Charoen - Ban Don Ong - Ban Don Ruea - Ban Don Samakkhi - Ban Don Yang - Ban Dong Yang - Ban Kao Ngio - Ban Kham Pha-ung - Ban Khok Kung - Ban Khok Na Ngam - Ban Khok Nong Bua - Ban Khok Samran - Ban Khok Yai - Ban Khui Chan - Ban Khui Pho - Ban Khui Taptao - Ban Kok Nong Bua - Ban Kok Yai - Ban Lao Klang - Ban Lao Sung - Ban Na Lao - Ban Na Ngam - Ban Nam Kliang - Ban Non Sawang - Ban Non Yai - Ban Nong Bua - Ban Nong Bua Thong - Ban Nong Hai - Ban Nong Hai Yong - Ban Nong Hong - Ban Nong Hu Ling - Ban Nong I Lo - Ban Nong Khum Ngoen - Ban Nong Na Tho - Ban Nong Nam Luek - Ban Nong Nok Tha - Ban Nong Phok - Ban Nong Saeng - Ban Nong Saeng Nuea - Ban Nong Ta Kai - Ban Nong Ueng - Ban Nong Waeng Yai - Ban Pak Bung - Ban Pak Plakhao - Ban Phai Si Thong - Ban Phan Lui - Ban Pho Si - Ban Phon Thai - Ban Phon Thao - Ban Phra Ui - Ban Phu Khao Thong - Ban Phu Khhao Thong - Ban Polo - Ban Rat Thawon - Ban Rung Saeng Thong - Ban Sa-at - Ban Sanam Ma - Ban Sisaket Nuea - Ban Suan Sawan - Ban Suk Samran - Ban Tamyae - Ban Tawan Si Thong - Ban Tha Siao - Ban Thep Prasit - Ban Thewa Prasit - Ban Thung Mon - Ban Uai Si - Chai Wari - Nong I Lo - Pho Chai Source: [GeoNames (CC BY 4.0) — settlements, natural and historic features](https://www.geonames.org/); [© OpenStreetMap contributors (ODbL), Geofabrik extract — named settlements](https://www.openstreetmap.org/copyright). ## Landscape and landmarks of Pho Chai Named natural and historic features inside Pho Chai, from the GeoNames gazetteer. ### Water 9 reservoirs and tanks; 5 rivers and streams. - Ang Kep Nam Huai Ban - Ang Kep Nam Huai Sang - Ang Kep Nam Huai Sin Chai - Ang Kep Nam Huai Som Sanuk - Ang Kep Nam Huai Tha Ki - Ang Kep Nam Huai Yang - Ang Kep Nam Kham Pha Ung - Ang Kep Nam Nong Lat - Ang Kep Nam Wang Don - Huai Kut Chap - Huai Noi - Huai Nong Hin - Huai Plakhao - Huai Yai ### Hills and mountains 2 hills; 1 mountain. - Phu Fai · 327 m - Phu Yaeng Ma · 278 m - Phu Ang Kop · 229 m Source: [GeoNames (CC BY 4.0) — settlements, natural and historic features](https://www.geonames.org/). Places of worship are not listed. Elevations are from the GeoNames terrain model and are approximate. ## Weather in Pho Chai and the best time to visit In Pho Chai, the warmest month is Apr (average 30 °C) and the coolest is Dec (22 °C). About 1,447 mm of rain falls in a year; the wettest month is Aug (291 mm) and the driest Dec (4 mm). The most comfortable months for a visit are **October to February**. - Jan - Feb - Mar - Apr - May - Jun - Jul - Aug - Sep - Oct - Nov - Dec Month Average °C Rain mm Jan 23 7 Feb 26 16 Mar 29 46 Apr 30 76 May 29 185 Jun 27 193 Jul 27 266 Aug 26 291 Sep 26 253 Oct 25 96 Nov 24 15 Dec 22 4 Source: [NASA POWER climatology, retrieved 2026-10-29](https://power.larc.nasa.gov/). ## Hospitals, banks and other services in Pho Chai Places mapped inside Pho Chai in open map data, by type — each number opens the full list with locations. - Hospitals17 - Banks2 - Petrol pumps3 - Hotels7 - Schools22 - Colleges and universities3 - Restaurants22 - Police stations2 Source: [Overture Maps places (CDLA-Permissive-2.0) and © OpenStreetMap contributors (ODbL)](https://overturemaps.org/). Coverage depends on what has been mapped; contact details are not shown. ## Quick answers - Where is Pho Chai?In Roi Et Province, Thailand - What is the population of Pho Chai?37,265 (2023 estimate) - What is the median age in Pho Chai?About 44 years (2023 estimate) - What is the population density of Pho Chai?About 99 people per km² - What borders Pho Chai?Chiang Khwan, Don Chan, Kamalasai, Kuchinarai, Phon Thong, Rong Kham and Selaphum - How many villages are in Pho Chai?80 named settlements (GeoNames, OpenStreetMap) - What is the elevation of Pho Chai?Settlements lie between 133 m and 219 m - How many reservoirs and tanks are in Pho Chai?9 named in GeoNames - What is the highest point in Pho Chai?Phu Fai (327 m, GeoNames elevation model) - What is the best time to visit Pho Chai?October to February - How many hospitals are in Pho Chai?17 mapped - How many banks are in Pho Chai?2 mapped - How many petrol pumps are in Pho Chai?3 mapped - What is the P-code of Pho Chai?TH4508 (OCHA common operational dataset)