Map of Samut Prakan, Thailand

Samut Prakan is the administrative centre of Samut Prakan, Thailand, with a population of about 388,920. It lies at 13.5976°N, 100.5972°E. Samut Prakan is about 20 km (13 mi) southeast of Bangkok, the capital. The nearest city on our map is Bang Na, 9 km to the northeast.

Samut Prakan at a glance

Where is Samut Prakan?

• The 2nd largest city in Thailand by recorded population.
• Located in the Northern and Eastern hemispheres.
• Daylight ranges from about 11 h 19 min on the shortest day to 12 h 56 min on the longest day (around 21 December and 21 June).

Cities near Samut Prakan

• Bang Na — 9 km northeast
• Phra Pradaeng — 10 km northwest
• Thung Khru — 10 km west
• Phra Khanong — 12 km north
• Khlong Toei — 14 km north
• Rat Burana — 14 km northwest
• Watthana — 15 km north
• Chom Thong — 15 km northwest
• Suan Luang — 16 km north
• Bang Rak — 17 km northwest

Largest cities in Samut Prakan

• Phra Pradaeng — 196,129

Largest cities in Thailand

• Bangkok — 5,104,476
• Mueang Nonthaburi — 254,375
• Chon Buri — 219,164
• Phra Pradaeng — 196,129
• Bang Khae — 193,002
• Hat Yai — 191,696
• Pak Kret — 190,272
• Sai Mai — 188,123
• Si Racha — 178,916
• Watthana — 171,150

Map of Thailand and all its cities →

Sources: place names, coordinates, populations and time zones from GeoNames (CC BY 4.0, data retrieved October 2026). Population figures are the latest values recorded in GeoNames; depending on the country they refer to the city proper, a municipality or a wider urban area, so they can differ from census or metro-area figures. Map © OpenStreetMap contributors.