Sebastian Flag

Sebastian

County Seat:
No
Area (mi²):
17.402
State:
Florida

Sebastian is a city located in Indian River County, Florida. Sebastian has a 2026 population of 27,087. Sebastian is currently growing at a rate of 0.5% annually and its population has increased by 7.81% since the most recent census, which recorded a population of 25,125 in 2020.

27.1K
Total Population
1,557
Density (mi²)
134 0.5%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)