California Population 2024 By City And County. The population of california in 2023 was 38,965,193 ,. Projections of population with components of change, births, and public school enrollment at the state and county level produced by the demographic research unit (dru).

Usafacts uses census data to break down the population of california by race, age, and more. Usafacts uses census data to break down the population of orange county by race, age,and.