# Si Mueang Mai, Ubon Ratchathani Province – Subdistricts

> Source: https://wherepedia.org/thailand/ubon-ratchathani/si-mueang-mai/

District · Ubon Ratchathani Province 

# Si Mueang Mai

Si Mueang Mai is a district (amphoe) of Thailand in Ubon Ratchathani Province. It had an estimated **57,843 people** in 2023 on 1,008 km² (about 57 per km²). Its main town is Si Mueang Mai. It is divided into 11 subdistricts. 132 named villages and localities are recorded here, and 116 mapped services such as hospitals, banks and schools.

- 57,843people (2023)
- 1,008km²
- 11subdistricts
- 116mapped services

## How many people live in Si Mueang Mai?

Si Mueang Mai had an estimated **57,843 people** in 2023 — 3.8% of Ubon Ratchathani Province, 313th of 928 districts. There are 1,008 women for every 1,000 men (below the Ubon Ratchathani Province figure of 1,038). Spread over 1,008 km², that is about **57 people per km²**, 707th of 928 districts.

23.2% of people are children under 15 and 15.0% are 65 or older; the median age is about 41 years (it is 41 across Ubon Ratchathani Province). For every 100 people of working age (15–64) there are 62 children and older people.

0–4 ****4,240**

5–9 ****4,735**

10–14 ****4,444**

15–19 ****3,308**

20–24 ****2,128**

25–29 ****2,526**

30–34 ****2,961**

35–39 ****3,782**

40–44 ****4,495**

45–49 ****4,007**

50–54 ****4,250**

55–59 ****4,155**

60–64 ****4,124**

65–69 ****3,193**

70–74 ****2,141**

75–79 ****1,645**

80+ ****1,709**

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 Si Mueang Mai?

Si Mueang Mai lies in [Ubon Ratchathani Province](https://wherepedia.org/thailand/ubon-ratchathani/), [Thailand](https://wherepedia.org/thailand/). It borders 5 other districts: [Khong Chiam](https://wherepedia.org/thailand/ubon-ratchathani/khong-chiam/), [Phibun Mangsahan](https://wherepedia.org/thailand/ubon-ratchathani/phibun-mangsahan/), [Pho Sai](https://wherepedia.org/thailand/ubon-ratchathani/pho-sai/), [Tan Sum](https://wherepedia.org/thailand/ubon-ratchathani/tan-sum/) and [Trakan Phuet Phon](https://wherepedia.org/thailand/ubon-ratchathani/trakan-phuet-phon/). By area it is the 104th largest of 928 districts in Thailand. It covers 6.5% of [Ubon Ratchathani Province](https://wherepedia.org/thailand/ubon-ratchathani/). The centre of Si Mueang Mai is about 558 km in a straight line from Bangkok, the capital. It is about 64 km from Ubon Ratchathani, the main town of Ubon Ratchathani Province. The centre point is at 15.5591° N, 105.3464° E. Local names: ศรีเมืองใหม่ .

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 Si Mueang Mai

Subdistrict Area km² Localities Services 

[Don Yai](https://wherepedia.org/thailand/ubon-ratchathani/si-mueang-mai/don-yai/) 35 8 5 

[Kaeng Kok](https://wherepedia.org/thailand/ubon-ratchathani/si-mueang-mai/kaeng-kok/) 43 7 5 

[Kham Lai](https://wherepedia.org/thailand/ubon-ratchathani/si-mueang-mai/kham-lai/) 116 19 9 

[Lat Khwai](https://wherepedia.org/thailand/ubon-ratchathani/si-mueang-mai/lat-khwai/) 80 7 7 

[Na Kham](https://wherepedia.org/thailand/ubon-ratchathani/si-mueang-mai/na-kham/) 97 17 59 

[Na Loen](https://wherepedia.org/thailand/ubon-ratchathani/si-mueang-mai/na-loen/) 103 7 5 

[Nam Thaeng](https://wherepedia.org/thailand/ubon-ratchathani/si-mueang-mai/nam-thaeng/) 294 13 13 

[Song Yang](https://wherepedia.org/thailand/ubon-ratchathani/si-mueang-mai/song-yang/) 135 16 3 

[Tabai](https://wherepedia.org/thailand/ubon-ratchathani/si-mueang-mai/tabai/) 32 13 3 

[Ueat Yai](https://wherepedia.org/thailand/ubon-ratchathani/si-mueang-mai/ueat-yai/) 22 13 5 

[Warin](https://wherepedia.org/thailand/ubon-ratchathani/si-mueang-mai/warin/) 51 13 2 

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 Si Mueang Mai

Open gazetteers list **132 villages, towns and localities** in Si Mueang Mai. Settlements here lie between about 120 m and 249 m above sea level (median 151 m).

- Ban Aeo Yai
- Ban Bok
- Ban Burapha
- Ban Chan Thai
- Ban Chat
- Ban Chu Kan
- Ban Don Klang
- Ban Don Lek
- Ban Don Nam Kham
- Ban Don Ngua
- Ban Don Pho
- Ban Don Phueng
- Ban Don Pong
- Ban Don Sa Kham
- Ban Don Tai
- Ban Don Tum
- Ban Don Yai
- Ban Don Yai Nuea
- Ban Don Yai Tai
- Ban Dong Bak
- Ban Dong Na
- Ban Fa Huan
- Ban Hin Ngom
- Ban Huai Mak Noi
- Ban Huai Mak Yai
- Ban Huai Mark
- Ban Huai Yang
- Ban Hung Luang
- Ban Kaeng
- Ban Kaeng Kok
- Ban Kao Ko
- Ban Kham Bon
- Ban Kham Bong
- Ban Kham Lai
- Ban Kham Ma Nai
- Ban Kham Noi
- Ban Kham Noi Nuea
- Ban Kham Toei
- Ban Kham Wa
- Ban Khok Hae
- Ban Khok Sawang
- Ban Khua Khaen
- Ban Kok Swang
- Ban Kud Sum Boon
- Ban Kut Chum
- Ban Kut Kuai
- Ban Lao
- Ban Lao Phak Hom
- Ban Lao Tai
- Ban Lat Khwai
- Ban Mai Dong Samrong
- Ban Mai Non Charoen
- Ban Muang Kham I Sing
- Ban Na Ba Wa
- Ban Na Charoen
- Ban Na Du
- Ban Na Huai Daeng Nuea
- Ban Na Huai Daeng Tai
- Ban Na Khae
- Ban Na Kham
- Ban Na Kho
- Ban Na Loen
- Ban Na Nong Tae
- Ban Na Pho
- Ban Na Po Noi
- Ban Na Prong Phon
- Ban Na Thoi
- Ban Na Ueat
- Ban Na Wa
- Ban Na Wiang
- Ban Nam Thaeng
- Ban Ngio
- Ban Ngon Kham
- Ban Nn Charon
- Ban Non
- Ban Non Charoen
- Ban Non Chik
- Ban Non Chik Noi
- Ban Non Kung
- Ban Non Muang
- Ban Non Nong Bua
- Ban Non Prathai
- Ban Non Sawang
- Ban Nong Bua
- Ban Nong Chueak
- Ban Nong Hang
- Ban Nong Hin
- Ban Nong Hoi
- Ban Nong Khun
- Ban Nong No
- Ban Nong Nok Tha
- Ban Nong Phai
- Ban Nong Phak Phaeo
- Ban Nong Saeng Noi
- Ban Nong Song Hong
- Ban Pa Kung Noi
- Ban Pa Kung Yai
- Ban Phaniad
- Ban Phaniat
- Ban Pho Tak
- Ban Phon Ngam
- Ban Phu Lon
- Ban Phu Lon Noi
- Ban Po Khi Tun
- Ban Pong
- Ban Rai
- Ban Rai Charoen
- Ban Rai Si Suk
- Ban Rong Chan Un
- Ban Rong Khe
- Ban Sa Kham
- Ban Sam Bok
- Ban Samrong
- Ban San
- Ban Sang Tho
- Ban Sawat
- Ban Si Mueang Mai
- Ban Sim
- Ban Song Yang
- Ban Ta Laeo
- Ban Tabai
- Ban Thung
- Ban Thung Bun
- Ban Thung Khun
- Ban Tung Lung Klang
- Ban Tung Lung Nua
- Ban Ueat Noi
- Ban Ueat Yai
- Khong Chiam
- Si Mueang Mai
- บ้านดอนโพธิ์
- บ้านหนองหิน

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 Si Mueang Mai

Named natural and historic features inside Si Mueang Mai, from the GeoNames gazetteer.

### Water

6 reservoirs and tanks; 5 rivers and streams.

- Ang Kep Nam Huai Phaniat
- Ang Kep Nam Huai Rong wa
- Ang Kep Nam Huai Tha Taeng
- Ang Kep Nam Huai Tham Suea
- Ang Kep Nam Huai Tham Suea
- Ang Kep Nam Rong Kha Ma Chok
- Huai Chan
- Huai Mak
- Huai Phanao
- Huai Se
- Huai Tha Taeng

### Hills and mountains

32 mountains; 24 hills.

- Phu Kae Kadong · 474 m
- Phu Chan Daeng · 468 m
- Phu Kamphra · 449 m
- Phu Ya Plong Noi · 449 m
- Phu Tham Phraya Yen · 436 m
- Phu Mali · 424 m
- Phu Ya Plong Yai · 420 m
- Phu Lot Phot · 416 m
- Phu Pang · 408 m
- Phu Kham · 401 m
- Phu Phaeng Ma · 389 m
- Phu Phra Sai · 388 m
- Phu Mak Prik · 387 m
- Phu Luang · 376 m
- Phu Na Tham · 369 m
- Phu Put · 369 m
- Phu Pha Na Tham · 360 m
- Phu Lan · 355 m
- Phu Na Sa · 354 m
- Phu Mi Yiam · 344 m
- Phu Dang · 342 m
- Phu Ya Mong · 342 m
- Phu Lan · 337 m
- Phu Phra Kaeo · 336 m

…and 32 more.

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 Si Mueang Mai and the best time to visit

In Si Mueang Mai, the warmest month is Apr (average 30 °C) and the coolest is Dec (24 °C). About 1,412 mm of rain falls in a year; the wettest month is Aug (297 mm) and the driest Jan (5 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 24 5 

Feb 27 5 

Mar 29 31 

Apr 30 61 

May 29 146 

Jun 27 173 

Jul 26 293 

Aug 26 297 

Sep 26 262 

Oct 25 104 

Nov 25 23 

Dec 24 12 

Source: [NASA POWER climatology, retrieved 2026-10-29](https://power.larc.nasa.gov/).

## Hospitals, banks and other services in Si Mueang Mai

Places mapped inside Si Mueang Mai in open map data, by type — each number opens the full list with locations.

- Hospitals20
- Banks4
- Petrol pumps6
- Hotels8
- Shopping malls1
- Schools22
- Colleges and universities2
- Pharmacies1
- Restaurants47
- Police stations4
- Dental clinics1

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 Si Mueang Mai?In Ubon Ratchathani Province, Thailand
- What is the population of Si Mueang Mai?57,843 (2023 estimate)
- What is the median age in Si Mueang Mai?About 41 years (2023 estimate)
- What is the population density of Si Mueang Mai?About 57 people per km²
- What borders Si Mueang Mai?Khong Chiam, Phibun Mangsahan, Pho Sai, Tan Sum and Trakan Phuet Phon
- How many villages are in Si Mueang Mai?132 named settlements (GeoNames, OpenStreetMap)
- What is the elevation of Si Mueang Mai?Settlements lie between 120 m and 249 m
- How many reservoirs and tanks are in Si Mueang Mai?6 named in GeoNames
- What is the highest point in Si Mueang Mai?Phu Kae Kadong (474 m, GeoNames elevation model)
- What is the best time to visit Si Mueang Mai?October to February
- How many hospitals are in Si Mueang Mai?20 mapped
- How many banks are in Si Mueang Mai?4 mapped
- How many petrol pumps are in Si Mueang Mai?6 mapped
- What is the P-code of Si Mueang Mai?TH3402 (OCHA common operational dataset)