California Population 2024 Forecast By State. This report provides the revised population and housing estimates for january 1, 2021, january 1, 2023 and provisional population and housing estimates for january 1, 2024,. Usafacts uses census data to break down the population of california by race, age, and more.

At the last official united states census carried out in 2020, the population of california was declared at 39,538,223 which makes the state the most populous by a wide margin over. Benchmarked on the 2020 decennial census count data, our latest round of national population projections provides a look into the demographic future (total population, broken down by age and sex) for.