Oceanside Flag

Oceanside

County Seat:
No
Area (mi²):
41.268
State:
California

Oceanside is a city located in San Diego County, California. Oceanside has a 2025 population of 167,390. Oceanside is currently declining at a rate of -0.78% annually and its population has decreased by -3.78% since the most recent census, which recorded a population of 173,965 in 2020.

The average household income in Oceanside is $117,910 with a poverty rate of 8.14%.The median age in Oceanside is 38.1 years: 36.3 years for males, and 40 years for females.

167.4K
Total Population
4,056
Density (mi²)
-1.3K -0.78%
Growth

Oceanside Population

Demographics

Economics and Income Statistics

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)