Map of Sơn Tây, Vietnam

Sơn Tây is a city in Hanoi, Vietnam, with a population of about 230,577. It lies at 21.1405°N, 105.5069°E. Sơn Tây is about 37 km (23 mi) west of Hanoi, the capital. The nearest city on our map is Vĩnh Yên, 21 km to the northeast.

Sơn Tây at a glance

Where is Sơn Tây?

• The 40th largest city in Vietnam by recorded population.
• The 5th largest city in Hanoi on this site.
• Located in the Northern and Eastern hemispheres.
• Daylight ranges from about 10 h 51 min on the shortest day to 13 h 25 min on the longest day (around 21 December and 21 June).

Cities near Sơn Tây

• Vĩnh Yên — 21 km northeast
• Việt Trì — 23 km northwest
• Phúc Yên — 23 km northeast
• Tây Hồ — 32 km east
• Hà Đông — 34 km southeast
• Thanh Xuân — 34 km southeast
• Đống Đa — 36 km east
• Hanoi — 37 km east
• Hoàn Kiếm — 38 km east
• Sóc Sơn — 38 km east

Largest cities in Hanoi

• Hanoi — 8,053,663
• Đống Đa — 371,606
• Hai BàTrưng — 303,586
• Thanh Xuân — 293,292
• Tây Hồ — 168,300
• Hoàn Kiếm — 135,618
• Sóc Sơn — 85,431
• Hà Đông — 50,877

Largest cities in Vietnam

• Ho Chi Minh City — 14,002,598
• Hanoi — 8,053,663
• Haiphong — 2,625,200
• Cần Thơ — 1,507,187
• Huế — 1,380,000
• Da Nang — 1,276,000
• Biên Hòa — 1,272,235
• Thanh Hóa — 850,000
• Vinh — 790,000
• Thuận An — 588,616

Map of Vietnam 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.