
California
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 11.011
- State:
- Pennsylvania
California is a borough located in Washington County, Pennsylvania. California has a 2025 population of 4,157. California is currently declining at a rate of -5.48% annually and its population has decreased by -22.46% since the most recent census, which recorded a population of 5,361 in 2020.
The average household income in California is $65,429 with a poverty rate of 27.21%. The median age in California is 21.4 years: 21.5 years for males, and 21.3 years for females.