What Is The Population Of California 2024. San diego county has a population of 3,337,685 and a growth rate of 7.8%, while neighboring orange county has 3,190,400 residents and a growth rate of 6%. California’s population will continue to change as trends in births, deaths, international immigration, and interstate migration shift.
An annual population report released tuesday showed that the state’s population increased last year by about 67,000 people, driven largely by lower mortality. California population and housing estimates from april 1, 2020 to january 1, 2024.