What Was The Population Of California In 2024 By County. San bernardino county, california's estimated 2024 population is 2,196,314 with a growth rate of 0.03% in the past year according to the most recent united states census data. This report provides revised population and housing estimates as of january 1, 2023, and provisional population and housing estimates as of january 1, 2024, for the state, counties,.

The largest cities in southern california are los angeles with a population of 4 million people, according to 2017. Approximately 60% of the state’s total population lives in southern california.