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 170,941 . Oceanside is currently declining at a rate of -0.07% annually and its population has decreased by -1.8% since the most recent census, which recorded a population of 174,071 in 2020.

The median household income in Oceanside is $93,724 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. For every 100 females there are 101.6 males.

170.9K
Total Population
4,142
Density (mi²)
-128 -0.07%
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)