Population Of California 2024 Forecast By County. They are typically based on an estimated population consistent with the most recent decennial census. The most populous counties in california are los angeles county with 9,663,345, san.
California’s population declined by 37,200 between july 1, 2022 and july 1, 2023, to total 39.11 million, according to official population estimates released today by the california department. People watch the presidential debate between former president donald trump and vice president kamala harris at the kqed headquarters in san francisco on sept.