# Chang Yai Subdistrict, Bang Sai – Villages & Map

> Source: https://wherepedia.org/thailand/phra-nakhon-si-ayutthaya/bang-sai-th1404/chang-yai/

Subdistrict · Bang Sai 

# Chang Yai

Chang Yai is a subdistrict (tambon) of Thailand in Bang Sai, Phra Nakhon Si Ayutthaya Province. It covers **6.36 km²**. 1 named village or locality is recorded here, and 11 mapped services such as hospitals, banks and schools.

- 6.4km²
- 11mapped services
- 6 mtypical elevation

## Where is Chang Yai?

Chang Yai lies in [Bang Sai](https://wherepedia.org/thailand/phra-nakhon-si-ayutthaya/bang-sai-th1404/), [Phra Nakhon Si Ayutthaya Province](https://wherepedia.org/thailand/phra-nakhon-si-ayutthaya/), [Thailand](https://wherepedia.org/thailand/). It borders 6 other subdistricts: [Ban Ma](https://wherepedia.org/thailand/phra-nakhon-si-ayutthaya/bang-sai-th1404/ban-ma/), [Bang Krasan](https://wherepedia.org/thailand/phra-nakhon-si-ayutthaya/bang-pa-in/bang-krasan/), [Bang Sai](https://wherepedia.org/thailand/phra-nakhon-si-ayutthaya/bang-sai-th1404/bang-sai/), [Mai Tra](https://wherepedia.org/thailand/phra-nakhon-si-ayutthaya/bang-sai-th1404/mai-tra/), [Pho Taeng](https://wherepedia.org/thailand/phra-nakhon-si-ayutthaya/bang-sai-th1404/pho-taeng/) and [Ratchakhram](https://wherepedia.org/thailand/phra-nakhon-si-ayutthaya/bang-sai-th1404/ratchakhram/). By area it is the 7065th largest of 7,425 subdistricts in Thailand. It covers 2.6% of [Bang Sai](https://wherepedia.org/thailand/phra-nakhon-si-ayutthaya/bang-sai-th1404/). The centre of Chang Yai is about 46 km in a straight line from Bangkok, the capital. The centre point is at 14.1645° N, 100.5210° E. Local names: ช้างใหญ่ .

Source: [Royal Thai Survey Department via OCHA HDX, administrative boundaries (COD-AB, CC BY-IGO)](https://data.humdata.org/dataset/cod-ab-tha).

## Things to see in and around Chang Yai

OpenStreetMap lists 2 named sights in Chang Yai: 1 museum; 1 aquarium.

- Arts and Crafts Village · museum
- Wang Pla · aquarium

### Nearby, outside Chang Yai

- Rachakram Golf Club · attraction, Ratchakhram1.0 km
- Arts of the Kingdom Museum · museum, Ko Koet6.1 km
- Bangsai Country Club · attraction, Bang Phli7.7 km
- Saphakhan Ratchaprayun · museum, Ban Len9.6 km
- Warophat Phiman Hall · castle or fort, Ban Len9.8 km
- Bang Pa-In Palace · museum, Ban Len9.9 km
- Uthayan Phumisathian Hall · castle or fort, Ban Len9.9 km
- Rachanuson Memorial · memorial, Ban Len9.9 km
- Residence of Savang Vadhana · castle or fort, Ban Len10.0 km
- Wehat Chamrun Hall · castle or fort, Ban Len10 km
- Residence of Dara Rasmi · castle or fort, Ban Len10 km
- Residence of Sukhumala Marasri · castle or fort, Ban Len10 km

Source: [© OpenStreetMap contributors (ODbL), Geofabrik extract — named settlements](https://www.openstreetmap.org/copyright).

Named attractions, museums, viewpoints, historic sites and natural features mapped in OpenStreetMap. Places of worship are not listed.

## Know before you go: Chang Yai

- Time zoneUTC+7, no daylight saving · Asia/Bangkok
- CurrencyBaht (THB)
- Country calling code+66
- LanguagesThai, English
- Plug typesType A, B, C, F · 220 V
- Driving sideLeft
- Postcode format5 digits (#####)

### Nearest airports

- Don Mueang International Airport (DMK) · Bangkok30 km
- Suvarnabhumi Airport (BKK) · Bangkok59 km

### Nearest railway station

Khlong Phutsa (Bang Krasan), about 6.6 km from the centre.

### Daylight

Days are longest in Jun (about 13.0 hours, sunrise around 05:49) and shortest in Dec (about 11.3 hours, sunrise around 06:34, sunset around 17:51).

Source: [GeoNames country and time-zone files (CC BY 4.0)](https://www.geonames.org/); [Wikidata (CC0) — plug types, mains voltage, driving side; retrieved 2026-11-02](https://www.wikidata.org/); [OurAirports (public domain)](https://ourairports.com/data/).

Airports with scheduled passenger flights; straight-line distances. Daylight is calculated for the 15th of each month in local standard time. Check entry and visa rules with official government sources before travelling.

## Villages and localities in Chang Yai

Open gazetteers list **1 village, town or locality** in Chang Yai.

- Ban Chang Yai

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).

## Weather in Chang Yai and the best time to visit

Using the climate of Bang Sai, the warmest month is Apr (average 31 °C) and the coolest is Dec (25 °C). About 1,361 mm of rain falls in a year; the wettest month is Sep (278 mm) and the driest Dec (10 mm). The most comfortable months for a visit are **November to January**.

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

Month Average °C Rain mm 

Jan 26 16 

Feb 29 14 

Mar 30 47 

Apr 31 75 

May 30 164 

Jun 28 165 

Jul 28 169 

Aug 28 181 

Sep 27 278 

Oct 27 203 

Nov 26 39 

Dec 25 10 

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

## Nearest hospital, bank and fuel from Chang Yai

Need Nearest mapped Distance 

Hospital โรงพยาบาลบางปะอิน · Chang Yai 1.1 km [Map](https://www.openstreetmap.org/?mlat=14.16884&mlon=100.51158#map=17/14.16884/100.51158) 

Bank Atm ธนาคารกรุงศรีอยุธยา · Mai Tra 3.8 km [Map](https://www.openstreetmap.org/?mlat=14.15636&mlon=100.48698#map=17/14.15636/100.48698) 

ATM Atm ธนาคาร อาคารสงเคราะห์ · Khlong Nueng 11 km [Map](https://www.openstreetmap.org/?mlat=14.12212&mlon=100.61720#map=17/14.12212/100.61720) 

Petrol pump ศูนย์จ่ายน้ำมันบางจาก บางปะอิน · Bang Krasan 2.8 km [Map](https://www.openstreetmap.org/?mlat=14.16889&mlon=100.54668#map=17/14.16889/100.54668) 

Hotel Kiangchai Resort · Ratchakhram 1.7 km [Map](https://www.openstreetmap.org/?mlat=14.17638&mlon=100.51138#map=17/14.17638/100.51138) 

Mall ซีเจบางไทร · Bang Sai 5.7 km [Map](https://www.openstreetmap.org/?mlat=14.20985&mlon=100.49634#map=17/14.20985/100.49634) 

School ศูนย์พัฒนาเด็กเล็กบ้านช้างใหญ่ · Chang Yai 0.9 km [Map](https://www.openstreetmap.org/?mlat=14.16027&mlon=100.51356#map=17/14.16027/100.51356) 

College โรงเรียนวัดโบสถ์สมพรชัย · Ratchakhram 3.5 km [Map](https://www.openstreetmap.org/?mlat=14.19548&mlon=100.52782#map=17/14.19548/100.52782) 

Police station สภต. ช้างใหญ่ · Chang Yai 0.5 km [Map](https://www.openstreetmap.org/?mlat=14.16111&mlon=100.51864#map=17/14.16111/100.51864) 

Source: [Overture Maps places (CDLA-Permissive-2.0) and © OpenStreetMap contributors (ODbL)](https://overturemaps.org/).

Straight-line distance from the centre of the division, within 40 km.

## Hospitals, banks and other services in Chang Yai

Places mapped inside Chang Yai in open map data, by type.

- Hospitals1
- Schools1
- Restaurants7
- 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.

## Other subdistricts in Bang Sai

- Ban Klueng
- Ban Ko
- Ban Ma
- Ban Paeng
- Bang Phli
- Bang Sai
- Bang Yi Tho
- Chang Lek
- Chang Noi
- Chiang Rak Noi
- Ho Mok
- Khae Ok
- Khae Tok
- Khok Chang
- Kok Kaeo Burapha
- Krachaeng
- Mai Tra
- Na Mai
- Phai Phra
- Pho Taeng
- Ratchakhram
- Sanam Chai

## Quick answers

- Where is Chang Yai?In Bang Sai, Phra Nakhon Si Ayutthaya Province, Thailand
- What borders Chang Yai?Ban Ma, Bang Krasan, Bang Sai, Mai Tra, Pho Taeng and Ratchakhram
- What is there to see in Chang Yai?Arts and Crafts Village, Wang Pla
- What time zone is Chang Yai in?UTC+7
- What currency is used in Chang Yai?Baht (THB)
- What language is spoken in Chang Yai?Thai, English (main languages nationally)
- How many villages are in Chang Yai?1 named settlements (GeoNames, OpenStreetMap)
- What is the best time to visit Chang Yai?November to January
- Where is the nearest hospital to Chang Yai?โรงพยาบาลบางปะอิน, about 1.1 km from the centre
- Where is the nearest bank to Chang Yai?Atm ธนาคารกรุงศรีอยุธยา, about 3.8 km from the centre
- Where is the nearest ATM to Chang Yai?Atm ธนาคาร อาคารสงเคราะห์, about 11 km from the centre
- Where is the nearest petrol pump to Chang Yai?ศูนย์จ่ายน้ำมันบางจาก บางปะอิน, about 2.8 km from the centre
- How many hospitals are in Chang Yai?1 mapped
- What is the P-code of Chang Yai?TH140420 (OCHA common operational dataset)