# Tha Mai, Chanthaburi Province – Subdistricts, Population & Map

> Source: https://wherepedia.org/thailand/chanthaburi/tha-mai/

District · Chanthaburi Province 

# Tha Mai

Tha Mai is a district (amphoe) of Thailand in Chanthaburi Province. It had an estimated **48,533 people** in 2023 on 627 km² (about 77 per km²). Its main town is Tha Mai. It is divided into 14 subdistricts. 152 named villages and localities are recorded here, and 520 mapped services such as hospitals, banks and schools.

- 48,533people (2023)
- 627km²
- 14subdistricts
- 520mapped services

## How many people live in Tha Mai?

Tha Mai had an estimated **48,533 people** in 2023 — 11.6% of Chanthaburi Province, 379th of 928 districts. There are 1,081 women for every 1,000 men (above the Chanthaburi Province figure of 1,032). Spread over 627 km², that is about **77 people per km²**, 538th of 928 districts.

15.4% of people are children under 15 and 18.6% are 65 or older; the median age is about 45 years (it is 42 across Chanthaburi Province). For every 100 people of working age (15–64) there are 52 children and older people.

0–4 ****2,314**

5–9 ****2,511**

10–14 ****2,642**

15–19 ****2,625**

20–24 ****2,251**

25–29 ****2,398**

30–34 ****2,562**

35–39 ****2,995**

40–44 ****3,783**

45–49 ****4,077**

50–54 ****4,089**

55–59 ****3,848**

60–64 ****3,403**

65–69 ****2,880**

70–74 ****2,427**

75–79 ****1,703**

80+ ****2,025**

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 Tha Mai?

Tha Mai lies in [Chanthaburi Province](https://wherepedia.org/thailand/chanthaburi/), [Thailand](https://wherepedia.org/thailand/). It borders 5 other districts: [Kaeng Hang Maeo](https://wherepedia.org/thailand/chanthaburi/kaeng-hang-maeo/), [Khao Khitchakut](https://wherepedia.org/thailand/chanthaburi/khao-khitchakut/), [Laem Sing](https://wherepedia.org/thailand/chanthaburi/laem-sing/), [Mueang Chanthaburi](https://wherepedia.org/thailand/chanthaburi/mueang-chanthaburi/) and [Na Yai Am](https://wherepedia.org/thailand/chanthaburi/na-yai-am/). By area it is the 304th largest of 928 districts in Thailand. It covers 9.8% of [Chanthaburi Province](https://wherepedia.org/thailand/chanthaburi/). The centre of Tha Mai is about 200 km in a straight line from Bangkok, the capital. It is about 16 km from Chanthaburi, the main town of Chanthaburi Province. The centre point is at 12.7215° N, 102.0159° E. Local names: ท่าใหม่ .

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 Tha Mai

Subdistrict Area km² Localities Services 

[Bo Phu](https://wherepedia.org/thailand/chanthaburi/tha-mai/bo-phu/) 4.0 3 4 

[Khamong](https://wherepedia.org/thailand/chanthaburi/tha-mai/khamong/) 23 6 12 

[Khao Baisi](https://wherepedia.org/thailand/chanthaburi/tha-mai/khao-baisi/) 72 18 24 

[Khao Kaeo](https://wherepedia.org/thailand/chanthaburi/tha-mai/khao-kaeo/) 144 14 9 

[Khao Wua](https://wherepedia.org/thailand/chanthaburi/tha-mai/khao-wua/) 22 11 47 

[Khlong Khut](https://wherepedia.org/thailand/chanthaburi/tha-mai/khlong-khut/) 29 13 207 

[Phloi Waen](https://wherepedia.org/thailand/chanthaburi/tha-mai/phloi-waen/) 11 5 9 

[Ramphan](https://wherepedia.org/thailand/chanthaburi/tha-mai/ramphan/) 34 14 13 

[Si Phaya](https://wherepedia.org/thailand/chanthaburi/tha-mai/si-phaya/) 10 4 4 

[Song Phi Nong](https://wherepedia.org/thailand/chanthaburi/tha-mai/song-phi-nong/) 80 23 15 

[Takat Ngao](https://wherepedia.org/thailand/chanthaburi/tha-mai/takat-ngao/) 53 15 38 

[Tha Mai](https://wherepedia.org/thailand/chanthaburi/tha-mai/tha-mai/) 26 12 84 

[Thung Bencha](https://wherepedia.org/thailand/chanthaburi/tha-mai/thung-bencha/) 110 15 51 

[Yai Ra](https://wherepedia.org/thailand/chanthaburi/tha-mai/yai-ra/) 8.8 4 3 

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 Tha Mai

Open gazetteers list **152 villages, towns and localities** in Tha Mai. The largest with a recorded population: Tha Mai (22,445). Settlements here lie between about 1 m and 110 m above sea level (median 17 m).

- Baan Huai Sathon
- Ban Amphawa
- Ban Ang Kep Nam Khao Klaet
- Ban Bo Huang
- Ban Bo Phu
- Ban Bo Tao
- Ban Bon Noen
- Ban Bueng Bon
- Ban Cham Kho
- Ban Cham Mapring
- Ban Cham Plalai
- Ban Cham Som
- Ban Chao Lao
- Ban Don
- Ban Hang Sung
- Ban Hat Hua Laem
- Ban Hin Dat
- Ban Hua Hin
- Ban Hua U
- Ban Huai Klam
- Ban Huai Rakam
- Ban Huai Saba
- Ban Huai Sathon
- Ban Huang Chan
- Ban Kaeng Noi
- Ban Khamong
- Ban Khao Bai Si
- Ban Khao Din Daeng
- Ban Khao Kaeo
- Ban Khao Luk Chang
- Ban Khao Noi
- Ban Khao Sukim
- Ban Khao Tok Nok
- Ban Khao Wua
- Ban Khao Yai Plueang
- Ban Khlong Kaphong
- Ban Khlong Khut
- Ban Khlong Khut Bon
- Ban Khlong Kong
- Ban Khlong Lek Bon
- Ban Khlong Sai
- Ban Khlong Sao
- Ban Khlong Som (1)
- Ban Khlong Ta In
- Ban Khlong Ta Sang
- Ban Khlong Takhain
- Ban Khlong Takhian
- Ban Khlong Talat
- Ban Khot Mat
- Ban Khung Kraben
- Ban Ko Khwang
- Ban Ko Klak
- Ban Ko Loi
- Ban Ko Phak
- Ban Ko Phi
- Ban Krathing
- Ban Laem Maphrao
- Ban Laem Sadet
- Ban Mae Khwan
- Ban Mai
- Ban Mu Dut
- Ban Nam Chon
- Ban Nikhom Phraeng Khayang
- Ban Noen Din Daeng
- Ban Noen Phun Sin
- Ban Noen Pradu
- Ban Noen Sung
- Ban Nok Khao
- Ban Nong Bua
- Ban Nong Chawi
- Ban Nong Chok
- Ban Nong Hoi
- Ban Nong Hong
- Ban Nong Khan
- Ban Nong Khayong
- Ban Nong Khla
- Ban Nong Klit
- Ban Nong Makok
- Ban Nong Pa Mak
- Ban Nong Prue
- Ban Nong Ta Lin
- Ban Nong Thai Ruea
- Ban Nong Yai Tha Ma
- Ban Pa Daeng
- Ban Pak Khlong Samnat
- Ban Pak Nam Khaem Nu
- Ban Pang Chaphlung
- Ban Phlong Phleo
- Ban Phlu Yang
- Ban Phraeng Khayang
- Ban Phraeng Napha Bon
- Ban Phraeng Napha Lang
- Ban Phung Kato
- Ban Pong Kwang
- Ban Pong Rak
- Ban Rai Kao
- Ban Rai Khao
- Ban Rai Pa
- Ban Rai Sung
- Ban Rai Yuan
- Ban Ram Phan
- Ban Sai Nong
- Ban Sak Ta Di
- Ban Sam Nat
- Ban Sam Ngam
- Ban Sam Phan
- Ban Sam Rong
- Ban Samet Pho Si
- Ban Saphan Lueak
- Ban Saphan Ruak
- Ban Sattabut
- Ban Si Phraya Bon
- Ban Si Wut
- Ban Sio
- Ban Song Hong
- Ban Song Phi Nong
- Ban Ta Liao
- Ban Takat Ngao
- Ban Tao Mo
- Ban Taphong
- Ban Taphong Bon
- Ban Tha Kon
- Ban Tha Phuak
- Ban Tha Pok
- Ban Tha Sala
- Ban Tha Sok
- Ban Tha Tai
- Ban Thaeo
- Ban Thahan Kong Nun Ruam Phatthana
- Ban Tham
- Ban Thanon Makok
- Ban Thanon Mamuang
- Ban Thung Anong
- Ban Thung Bencha
- Ban Thung Kai Thuean
- Ban Thung Krok Khanan
- Ban Thung Prue
- Ban Thung Son
- Ban Ton Liap
- Ban Trok Sawan
- Ban Tua Chui
- Ban Tua Long
- Ban Wang Phok
- Ban Wang Pla
- Ban Wang Ta Kaeo
- Ban Wang Wian
- Ban Wat Bon
- Ban Wat Lat
- Ban Yang Rahong
- Noen Sung
- Nong Khla
- Tha Mai

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 Tha Mai

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

### Water

16 rivers and streams; 5 reservoirs and tanks; 1 dam.

- Ang Kep Nam Huai Sathon Bon
- Ang Kep Nam Khao Klaet
- Ang Kep Nam Khao Klaet
- Khlong Bang Takrai
- Khlong Chak Wek
- Khlong Phraeng Ka Pha
- Khlong Phueng
- Khlong Rai Yuan
- Khlong Ramphan
- Khlong Sam Nat
- Khlong Sam Rong
- Khlong Sao
- Khlong Ta Sang
- Khlong Ta U
- Khlong Takhian
- Khlong Tha Mai
- Khlong Thanon Mamuang
- Khlong Wang Tanot
- Khlong Wat Sa Kaeo
- Khuean Wang Tanot
- Sa Huai Sathon Bon
- Sa Nam Nong Wa

### Coast and islands

4 islands; 2 headlands; 1 bay.

- Ao Ko Nok
- Ko Loi
- Ko Nok Lek
- Ko Nok Yai
- Ko Saba
- Laem Sadet
- Laem Thai Ran Dok Mai

### Hills and mountains

29 hills; 6 mountains.

- Khao Luk Chang · 633 m
- Khao Din Daeng · 484 m
- Khao Kamut · 472 m
- Khao Kaeo Kam Prang · 382 m
- Khao Klaet · 290 m
- Khao Phraeng Kha Yang · 265 m
- Khao Mu Dut · 178 m
- Khao Amphawa · 139 m
- Khao Khung Kraben · 137 m
- Khao Cham Khlong · 134 m
- Khao Taphong · 131 m
- Khao Roi Ru · 129 m
- Khao Amphawa Noi · 114 m
- Khao Tao Mo · 106 m
- Khao Ta Koet · 105 m
- Khao Krong Lek · 99 m
- Khao Khok · 94 m
- Khao Nam Chu · 94 m
- Khao Krachai · 89 m
- Khao Tha Sala · 84 m
- Khao Mue Lek · 79 m
- Khao Yai Plueang · 77 m
- Khao Nong Sala · 74 m
- Khao Chao Lao · 72 m

…and 11 more.

### Getting around

1 airfield.

- Changthaburi Airfield

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 Tha Mai and the best time to visit

In Tha Mai, the warmest month is May (average 29 °C) and the coolest is Dec (26 °C). About 2,616 mm of rain falls in a year; the wettest month is Sep (454 mm) and the driest Dec (25 mm). The most comfortable months for a visit are **November to March**.

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

Month Average °C Rain mm 

Jan 26 41 

Feb 27 38 

Mar 28 83 

Apr 29 116 

May 29 294 

Jun 28 388 

Jul 28 441 

Aug 28 378 

Sep 28 454 

Oct 28 277 

Nov 27 80 

Dec 26 25 

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

## Hospitals, banks and other services in Tha Mai

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

- Hospitals39
- Banks8
- ATMs1
- Petrol pumps35
- Hotels163
- Shopping malls4
- Schools15
- Colleges and universities7
- Pharmacies6
- Restaurants238
- Police stations1
- Dental clinics3

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 Tha Mai?In Chanthaburi Province, Thailand
- What is the population of Tha Mai?48,533 (2023 estimate)
- What is the median age in Tha Mai?About 45 years (2023 estimate)
- What is the population density of Tha Mai?About 77 people per km²
- What borders Tha Mai?Kaeng Hang Maeo, Khao Khitchakut, Laem Sing, Mueang Chanthaburi and Na Yai Am
- How many villages are in Tha Mai?152 named settlements (GeoNames, OpenStreetMap)
- What is the elevation of Tha Mai?Settlements lie between 1 m and 110 m
- How many reservoirs and tanks are in Tha Mai?5 named in GeoNames
- What is the highest point in Tha Mai?Khao Luk Chang (633 m, GeoNames elevation model)
- What is the best time to visit Tha Mai?November to March
- How many hospitals are in Tha Mai?39 mapped
- How many banks are in Tha Mai?8 mapped
- How many ATMs are in Tha Mai?1 mapped
- How many petrol pumps are in Tha Mai?35 mapped
- What is the P-code of Tha Mai?TH2203 (OCHA common operational dataset)