California Population 2025. On tuesday, april 30, 2025, the california department of finance announced california’s population increased by just over 67,000 people in 2023. Discover california’s population & how it has changed over time.

Discover california’s population & how it has changed over time. 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.