California City Population 2024 Population. The population figures are sourced from the 2022 population estimates program and the 2021 american community survey. Continents countries world cities us states us counties us cities.

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. National city has a 2024 population of 54,910.