California Population 2024 In. While california did see a small increase in its population last year, the overall trend since 2019 has been that of gradual decline, decreasing from 39.53 million in 2020 to. Population and housing estimates dashboard.

Projections of population with components of change, births, and public school enrollment at the state and county level produced by the demographic research unit (dru). As per the united states census bureau, the california.