# San Sai, Chiang Mai Province – Subdistricts, Population & Map

> Source: https://wherepedia.org/thailand/chiang-mai/san-sai/

District · Chiang Mai Province 

# San Sai

San Sai is a district (amphoe) of Thailand in Chiang Mai Province. It had an estimated **128,650 people** in 2023 on 343 km² (about 375 per km²). Its main town is San Sai. It is divided into 12 subdistricts. 104 named villages and localities are recorded here, and 1,506 mapped services such as hospitals, banks and schools.

- 128,650people (2023)
- 343km²
- 12subdistricts
- 1,506mapped services

## How many people live in San Sai?

San Sai had an estimated **128,650 people** in 2023 — 7.2% of Chiang Mai Province, 103rd of 928 districts. There are 1,232 women for every 1,000 men (above the Chiang Mai Province figure of 1,042). Spread over 343 km², that is about **375 people per km²**, 112th of 928 districts.

11.4% of people are children under 15 and 13.7% are 65 or older; the median age is about 44 years (it is 43 across Chiang Mai Province). For every 100 people of working age (15–64) there are 34 children and older people.

0–4 ****4,598**

5–9 ****4,892**

10–14 ****5,238**

15–19 ****10,367**

20–24 ****9,899**

25–29 ****7,759**

30–34 ****7,592**

35–39 ****6,670**

40–44 ****8,531**

45–49 ****11,162**

50–54 ****13,199**

55–59 ****12,126**

60–64 ****8,956**

65–69 ****5,955**

70–74 ****4,420**

75–79 ****3,723**

80+ ****3,563**

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 San Sai?

San Sai lies in [Chiang Mai Province](https://wherepedia.org/thailand/chiang-mai/), [Thailand](https://wherepedia.org/thailand/). It borders 5 other districts: [Doi Saket](https://wherepedia.org/thailand/chiang-mai/doi-saket/), [Mae Rim](https://wherepedia.org/thailand/chiang-mai/mae-rim/), [Mae Taeng](https://wherepedia.org/thailand/chiang-mai/mae-taeng/), [Mueang Chiang Mai](https://wherepedia.org/thailand/chiang-mai/mueang-chiang-mai/) and [San Kamphaeng](https://wherepedia.org/thailand/chiang-mai/san-kamphaeng/). By area it is the 546th largest of 928 districts in Thailand. It covers 1.5% of [Chiang Mai Province](https://wherepedia.org/thailand/chiang-mai/). The centre of San Sai is about 598 km in a straight line from Bangkok, the capital. It is about 18 km from Chiang Mai, the main town of Chiang Mai Province. The centre point is at 18.9475° N, 99.0379° E. Local names: สันทราย .

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 San Sai

Subdistrict Area km² Localities Services 

[Mae Faek](https://wherepedia.org/thailand/chiang-mai/san-sai/mae-faek/) 89 14 37 

[Mae Faek Mai](https://wherepedia.org/thailand/chiang-mai/san-sai/mae-faek-mai/) 62 12 84 

[Mueang Len](https://wherepedia.org/thailand/chiang-mai/san-sai/mueang-len/) 8.3 1 17 

[Nong Chom](https://wherepedia.org/thailand/chiang-mai/san-sai/nong-chom/) 15 12 198 

[Nong Han](https://wherepedia.org/thailand/chiang-mai/san-sai/nong-han/) 48 18 444 

[Nong Yaeng](https://wherepedia.org/thailand/chiang-mai/san-sai/nong-yaeng/) 32 6 32 

[Pa Phai](https://wherepedia.org/thailand/chiang-mai/san-sai/pa-phai/) 52 12 147 

[San Na Meng](https://wherepedia.org/thailand/chiang-mai/san-sai/san-na-meng/) 7.3 9 78 

[San Pa Pao](https://wherepedia.org/thailand/chiang-mai/san-sai/san-pa-pao/) 6.5 6 47 

[San Phranet](https://wherepedia.org/thailand/chiang-mai/san-sai/san-phranet/) 7.9 8 109 

[San Sai Luang](https://wherepedia.org/thailand/chiang-mai/san-sai/san-sai-luang/) 6.7 7 60 

[San Sai Noi](https://wherepedia.org/thailand/chiang-mai/san-sai/san-sai-noi/) 8.0 2 253 

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 San Sai

Open gazetteers list **104 villages, towns and localities** in San Sai. Settlements here lie between about 307 m and 388 m above sea level (median 326 m).

- Baan Fa Mui
- Baan Mae Du
- Ban Buak Pao
- Ban Buak Pao Pok Rua Rin
- Ban Chedi Phatthana
- Ban Cho Lae
- Ban Doi Noi
- Ban Doi Noi Pan Na
- Ban Dong
- Ban Fa Mui
- Ban Hua Sao
- Ban Huai Bong
- Ban Huai Kaeo
- Ban Huai Mae Faek
- Ban Kaset Phatthana
- Ban Khatthaliya
- Ban Lak Pan
- Ban Lakchai
- Ban Ling Mun
- Ban Mae Cho
- Ban Mae Faek
- Ban Mae Faek Mai
- Ban Mae Hak Phatthana
- Ban Mae Ho Phra
- Ban Mae Kaet
- Ban Mae Kaet Luang
- Ban Mae Khao
- Ban Mae Khum Ngoen
- Ban Mae Kuang
- Ban Mae Pon
- Ban Mae Tae
- Ban Mae Tao Hai
- Ban Mae Yoi
- Ban Maeng
- Ban Mai
- Ban Man Faek Mai
- Ban Morakot
- Ban Mueang Khon
- Ban Mueang Len
- Ban Mueangwa
- Ban Nong Eung
- Ban Nong Han
- Ban Nong Han Mu 7
- Ban Nong Khrai Luang
- Ban Nong Luang Phatthana
- Ban Nong Ma Chap
- Ban Nong Ma Jab
- Ban Nong Pha Kao
- Ban Nong Sae
- Ban Nong Tao Kham
- Ban Nong Tao Kham Mai
- Ban Nop Gao
- Ban Pa Kluai
- Ban Pa Lan
- Ban Pa Lao
- Ban Pa Mueat
- Ban Pa Ngam
- Ban Pa Tong
- Ban Pha Mae Faek
- Ban Phae Chedi
- Ban Phra That
- Ban Pin Dok
- Ban Pong
- Ban Rai Sahakon
- Ban Rom Luang
- Ban Rom Pho Thong
- Ban Rong
- Ban Rong Bon Tai
- Ban Rong Sak
- Ban Rong Yaeng
- Ban San Luang
- Ban San Na Meng
- Ban San Pa Sak
- Ban San Phranet
- Ban San Sai Luang
- Ban San Sai Mun
- Ban San Sai Noi
- Ban San Sai Thong
- Ban San Ton Pao
- Ban Santi Suk
- Ban Si Bun Rueang
- Ban Si Ngam
- Ban Si Ra Rom
- Ban Si Wang Than
- Ban Tha Thum
- Ban Tha Yao
- Ban Thung Khao Tok
- Ban Thung Muean Noi
- Ban Thung Pa Ket
- Ban Thung Pa Kha
- Ban Thung Pong
- Ban Uea Athon
- Ban Wang Din
- Ban Wang Khum Ngoen
- Ban Wiwek
- Garden City Ville
- Maejo
- Moo Baan Siriporn 2
- Phudoi
- San Phra Net
- San Sai
- San Sai Luang
- บ้านกาญจน์กนก 23
- บ้านโล๊ะป่าป๋อ

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 San Sai

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

### Water

18 rivers and streams; 3 reservoirs and tanks.

- Ang Kep Nam Huai Cho
- Huai Cho
- Huai Kaeo
- Huai Kiang
- Huai Kiang Reservoir
- Huai Mae Faek
- Huai Sak Reservoir
- Huai Som
- Huai Tao Hai
- Huai Wat
- Mae Nam Cho
- Nam Huai Som
- Nam Mae Du
- Nam Mae Khao
- Nam Mae Kuang
- Nam Mae Kuang
- Nam Mae Nong Han
- Nam Mae Pon
- Nam Mae Wong
- Nam Mueang
- Rong Tha Kwian

### Hills and mountains

4 mountains.

- Doi Mae Ngae · 653 m
- Doi Tuk Kae · 605 m
- Doi Chik Chong · 500 m
- Doi Ton · 437 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 San Sai and the best time to visit

In San Sai, the warmest month is Apr (average 27 °C) and the coolest is Dec (19 °C). About 1,246 mm of rain falls in a year; the wettest month is Aug (237 mm) and the driest Feb (5 mm). The most comfortable months for a visit are **November to April**.

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

Month Average °C Rain mm 

Jan 19 15 

Feb 22 5 

Mar 25 23 

Apr 27 63 

May 26 189 

Jun 25 141 

Jul 24 178 

Aug 24 237 

Sep 24 222 

Oct 23 123 

Nov 21 37 

Dec 19 13 

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

## Hospitals, banks and other services in San Sai

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

- Hospitals65
- Banks34
- ATMs13
- Petrol pumps69
- Hotels114
- Shopping malls4
- Schools50
- Colleges and universities71
- Pharmacies32
- Restaurants1,018
- Police stations7
- Dental clinics29

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 San Sai?In Chiang Mai Province, Thailand
- What is the population of San Sai?128,650 (2023 estimate)
- What is the median age in San Sai?About 44 years (2023 estimate)
- What is the population density of San Sai?About 375 people per km²
- What borders San Sai?Doi Saket, Mae Rim, Mae Taeng, Mueang Chiang Mai and San Kamphaeng
- How many villages are in San Sai?104 named settlements (GeoNames, OpenStreetMap)
- What is the elevation of San Sai?Settlements lie between 307 m and 388 m
- How many reservoirs and tanks are in San Sai?3 named in GeoNames
- What is the highest point in San Sai?Doi Mae Ngae (653 m, GeoNames elevation model)
- What is the best time to visit San Sai?November to April
- How many hospitals are in San Sai?65 mapped
- How many banks are in San Sai?34 mapped
- How many ATMs are in San Sai?13 mapped
- How many petrol pumps are in San Sai?69 mapped
- What is the P-code of San Sai?TH5014 (OCHA common operational dataset)