# Mae Sai, Chiang Rai Province – Subdistricts, Population & Map

> Source: https://wherepedia.org/thailand/chiang-rai/mae-sai/

District · Chiang Rai Province 

# Mae Sai

Mae Sai is a district (amphoe) of Thailand in Chiang Rai Province. It had an estimated **80,774 people** in 2023 on 306 km² (about 264 per km²). Its main town is Mae Sai. It is divided into 8 subdistricts. 117 named villages and localities are recorded here, and 856 mapped services such as hospitals, banks and schools.

- 80,774people (2023)
- 306km²
- 8subdistricts
- 856mapped services

## How many people live in Mae Sai?

Mae Sai had an estimated **80,774 people** in 2023 — 7.8% of Chiang Rai Province, 192nd of 928 districts. There are 1,084 women for every 1,000 men (above the Chiang Rai Province figure of 1,036). Spread over 306 km², that is about **264 people per km²**, 150th of 928 districts.

18.8% of people are children under 15 and 14.5% are 65 or older; the median age is about 43 years (it is 46 across Chiang Rai Province). For every 100 people of working age (15–64) there are 50 children and older people.

0–4 ****4,563**

5–9 ****5,364**

10–14 ****5,277**

15–19 ****4,383**

20–24 ****3,312**

25–29 ****4,619**

30–34 ****4,601**

35–39 ****4,569**

40–44 ****5,365**

45–49 ****6,489**

50–54 ****7,343**

55–59 ****7,273**

60–64 ****5,912**

65–69 ****4,267**

70–74 ****3,068**

75–79 ****2,118**

80+ ****2,251**

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 Mae Sai?

Mae Sai lies in [Chiang Rai Province](https://wherepedia.org/thailand/chiang-rai/), [Thailand](https://wherepedia.org/thailand/). It borders 3 other districts: [Chiang Saen](https://wherepedia.org/thailand/chiang-rai/chiang-saen/), [Mae Chan](https://wherepedia.org/thailand/chiang-rai/mae-chan/) and [Mae Fa Luang](https://wherepedia.org/thailand/chiang-rai/mae-fa-luang/). By area it is the 596th largest of 928 districts in Thailand. It covers 2.6% of [Chiang Rai Province](https://wherepedia.org/thailand/chiang-rai/). The centre of Mae Sai is about 737 km in a straight line from Bangkok, the capital. It is about 51 km from Chiang Rai, the main town of Chiang Rai Province. The centre point is at 20.3614° N, 99.9132° E. Local names: แม่สาย .

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 Mae Sai

Subdistrict Area km² Localities Services 

[Ban Dai](https://wherepedia.org/thailand/chiang-rai/mae-sai/ban-dai/) 34 11 10 

[Huai Khrai](https://wherepedia.org/thailand/chiang-rai/mae-sai/huai-khrai/) 44 15 90 

[Ko Chang](https://wherepedia.org/thailand/chiang-rai/mae-sai/ko-chang/) 47 18 14 

[Mae Sai](https://wherepedia.org/thailand/chiang-rai/mae-sai/mae-sai/) 22 10 271 

[Pong Ngam](https://wherepedia.org/thailand/chiang-rai/mae-sai/pong-ngam/) 43 16 77 

[Pong Pha](https://wherepedia.org/thailand/chiang-rai/mae-sai/pong-pha/) 44 13 64 

[Si Mueang Chum](https://wherepedia.org/thailand/chiang-rai/mae-sai/si-mueang-chum/) 42 17 14 

[Wiang Phang Kham](https://wherepedia.org/thailand/chiang-rai/mae-sai/wiang-phang-kham/) 30 17 316 

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 Mae Sai

Open gazetteers list **117 villages, towns and localities** in Mae Sai. The largest with a recorded population: Mae Sai (27,520). Settlements here lie between about 368 m and 1,204 m above sea level (median 383 m).

- Ban Bo Nam Khao
- Ban Chong
- Ban Chong Den
- Ban Chong Wat
- Ban Dai
- Ban Doi Ngam
- Ban Doi Wao
- Ban Dong
- Ban Dong Pa Sak
- Ban Hong Hae Luang
- Ban Hong Hae Mai
- Ban Hua Fai
- Ban Huai Khrai Luang
- Ban Huai Khrai Mai
- Ban Huai Khrai Nuea
- Ban Huai Khrai Phatthana
- Ban Huai Pu Kaeng
- Ban I-ko Pha Hi
- Ban Kio Phrao
- Ban Ko Doi Tung
- Ban Ko Sai
- Ban Mae Sai
- Ban Mai Lung Khun
- Ban Mai Phatthana
- Ban Muang Kham
- Ban Mueang Daeng
- Ban Mueang Daeng Noi
- Ban Mueang Daeng Tai
- Ban Musoe Doi Tung
- Ban Musoe Pha Hi
- Ban Nam Cham
- Ban Nam Cham Tai
- Ban Nam Lat
- Ban Nam Rin
- Ban Nong O
- Ban Nong Pla Kang
- Ban Nong Si Chaeng
- Ban Pa Bong
- Ban Pa Bong Ngam
- Ban Pa Daeng
- Ban Pa Daeng Luang
- Ban Pa Daeng Yon
- Ban Pa Fae
- Ban Pa Hat
- Ban Pa Koi (1)
- Ban Pa Mueat
- Ban Pa Mueat Rung Charoen
- Ban Pa Mueat Santisuk
- Ban Pa Mueat Suk Samran
- Ban Pa O (1)
- Ban Pa Phiao
- Ban Pa Sang Ngam
- Ban Pa Yang
- Ban Pa Yang Chum
- Ban Pa Yang Mai
- Ban Pa Yang Pha Taek
- Ban Pang Ha
- Ban Pha Hi
- Ban Pha Mi
- Ban Phuttha Sathan Tham Pla
- Ban Pong
- Ban Pong Nuea
- Ban Rong
- Ban Rong Phra Chao
- Ban Sala Choeng Doi
- Ban San Bun Rueang
- Ban San Khong
- Ban San Khong (2)
- Ban San Klang
- Ban San Klet Thong
- Ban San Ko Sa
- Ban San Lit Mai
- Ban San Luang
- Ban San Mana
- Ban San Na
- Ban San Na (2)
- Ban San Na (3)
- Ban San Pa Koi (3)
- Ban San Pa Sak
- Ban San Phak Hi
- Ban San Phayom
- Ban San Pu Loei
- Ban San Pu Loei (2)
- Ban San Sai
- Ban San Sai Mai
- Ban San Sai Mun
- Ban San Sai Na Pong
- Ban San Sai Noi
- Ban San Sai Pu Yi
- Ban San Thanon
- Ban San Thanon (2)
- Ban San Thanon Nuea
- Ban San Thanon Tai
- Ban San That
- Ban San That (1)
- Ban San That (2)
- Ban San Ton Du
- Ban San Ton Pui
- Ban San Wat Noi
- Ban San Yao
- Ban Si Chaiyaphum
- Ban Si Pa Sak
- Ban Talat Huai Khrai
- Ban Talat Kao
- Ban Tha Sala
- Ban Tham
- Ban Tham Mai
- Ban Tham Phatthana
- Ban Tham Pla
- Ban Thung Charoen
- Ban Thung Kliang
- Ban Wiang Hom
- Ban Wiang Phan
- Huai Khrai
- Mae Sai
- บ้านถ้ำสันติสุข
- บ้านสันนา

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 Mae Sai

Named natural and historic features inside Mae Sai, from the GeoNames gazetteer.

### Water

11 rivers and streams; 3 reservoirs and tanks.

- Ang Kep Nam Huai Khrai
- Ang Kep Nam Phu Tong Lang Ban Chong
- Ang Kep Nam Wat Tham Khao Hin Phayanak
- Huai Luang
- Lam Mueang Pa Yang Ngam
- Nam Chat
- Nam Chong
- Nam Hong Hae
- Nam Long
- Nam Mae Rai
- Nam Makok Wan
- Nam Muang Daeng
- Nam Pong
- Nam Tham

### Hills and mountains

13 mountains.

- Doi Tung · 1,389 m
- Doi Phu Thao · 1,289 m
- Doi Nang Non · 1,285 m
- Doi Chong · 1,268 m
- Doi Pa Po · 897 m
- Doi Tham Pum · 820 m
- Doi Mot · 706 m
- Doi Rung Charoen · 706 m
- Doi Nam Bo Khai · 683 m
- Doi Pang Hin · 653 m
- Doi Tham Pla · 645 m
- Doi Pa Sak · 638 m
- Doi Tham Khao Hin Phayanak · 572 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 Mae Sai and the best time to visit

In Mae Sai, the warmest month is Apr (average 27 °C) and the coolest is Dec (18 °C). About 1,153 mm of rain falls in a year; the wettest month is Aug (251 mm) and the driest Feb (5 mm). The most comfortable months for a visit are **October to April**.

- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec

Month Average °C Rain mm 

Jan 18 20 

Feb 21 5 

Mar 24 22 

Apr 27 58 

May 27 144 

Jun 26 123 

Jul 25 225 

Aug 25 251 

Sep 25 170 

Oct 23 87 

Nov 21 32 

Dec 18 15 

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

## Hospitals, banks and other services in Mae Sai

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

- Hospitals46
- Banks28
- ATMs1
- Petrol pumps23
- Hotels162
- Shopping malls5
- Schools45
- Colleges and universities3
- Pharmacies9
- Restaurants516
- Police stations9
- Dental clinics9

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 Mae Sai?In Chiang Rai Province, Thailand
- What is the population of Mae Sai?80,774 (2023 estimate)
- What is the median age in Mae Sai?About 43 years (2023 estimate)
- What is the population density of Mae Sai?About 264 people per km²
- What borders Mae Sai?Chiang Saen, Mae Chan and Mae Fa Luang
- How many villages are in Mae Sai?117 named settlements (GeoNames, OpenStreetMap)
- What is the elevation of Mae Sai?Settlements lie between 368 m and 1,204 m
- How many reservoirs and tanks are in Mae Sai?3 named in GeoNames
- What is the highest point in Mae Sai?Doi Tung (1,389 m, GeoNames elevation model)
- What is the best time to visit Mae Sai?October to April
- How many hospitals are in Mae Sai?46 mapped
- How many banks are in Mae Sai?28 mapped
- How many ATMs are in Mae Sai?1 mapped
- How many petrol pumps are in Mae Sai?23 mapped
- What is the P-code of Mae Sai?TH5709 (OCHA common operational dataset)