California State Population 2024 By County. The smallest county in california is alpine county, with its population of just 1,120. 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.
Vermont is sending the most athletes per capita (4.63 per million) followed by colorado (4.42 per million), montana (3.53 per million), hawaii (3.48 per million) and. Chart and table of population level and growth rate for the state of california from 1900 to 2023.