California Population 2024 Census Bureau. City and town population totals: With an average of 254 people for every square mile, california is the 11th most densely populated state in the us.

The most populous cities in california are los angeles with 3,820,914, san diego at 1,388,320, san jose with 969,655, san francisco at 808,988, and fresno with 545,716. This report provides population estimates for january 1, 2021 through january 1, 2023 and provisional population estimates for january 1, 2024, for the state, counties, and cities.