City profile · Vietnam · Asia
Sầm Sơn
City population
129,801
#109
in Vietnam
#3
in Thanh Hoa Province
#4,402
worldwide
19.733, 105.900 · 144 km from Hanoi
About Sầm Sơn
Sầm Sơn is a city in Thanh Hoa Province, Vietnam with a population of 129,801. It is the 109th largest of the 301 cities of 15,000 or more listed in Vietnam, and the 4,402nd largest worldwide. It lies 144 km from Hanoi.
Key Facts
Country
Region
Rank in region
#3of 8
Coordinates
19.733, 105.900
Record updated
29 July 2025
Entry edited, not measured
City population, GeoNames. GeoNames publishes no year for its population figures, so “record updated” is when the entry was last edited — not the date the population was measured. Elevation is modelled from a digital elevation model rather than surveyed, so it is approximate.
Nearby Cities
All 301 in VietnamClosest listed cities by great-circle distance from the city centre.