
Lake County
- State:
- California
- County Seat:
- Lakeport
Lake County's estimated 2025 population is 67,290 with a growth rate of -0.44% in the past year according to the most recent United States census data. Lake County is the 41st largest county in California. The 2010 population was 64,736 and has seen a growth of 3.95% since that time.