City profile · United States · North America
Sebastian
City population
24,007
#1,982
in United States
#157
in Florida
#21,869
worldwide
27.816, -80.471 · 1,272 km from Washington
About Sebastian
Sebastian is a city in Florida, United States with a population of 24,007. It is the 1,982nd largest of the 3,112 cities of 15,000 or more listed in United States, and the 21,869th largest worldwide. It lies 1,272 km from Washington.
Key Facts
Country
Region
Rank in region
#157of 245
Coordinates
27.816, -80.471
Record updated
13 June 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.
Nearby Cities
All 3,112 in United StatesClosest listed cities by great-circle distance from the city centre.