Los Alamos Flag

Los Alamos

County Seat:
No
Area (mi²):
0.904
State:
California

Los Alamos is a CDP located in Santa Barbara County, California. Los Alamos has a 2025 population of 570. Los Alamos is currently declining at a rate of -13.37% annually and its population has decreased by -55.29% since the most recent census, which recorded a population of 1,275 in 2020.

The average household income in Los Alamos is $77,870 with a poverty rate of 3.27%.The median age in Los Alamos is 71.1 years: 68.4 years for males, and 71.9 years for females.

570
Total Population
631
Density (mi²)
-88 -13.37%
Growth

Los Alamos 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)