Clearlake city, California
Official LSAD Designation: Clearlake city • Census GEOID: 0613945
• Lake County
Demographics & Population Profile
Population and demographics for Clearlake city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 16,893 | — | 2025 | Census |
| Median Age | 38.8 yrs | ±3.7 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 6,088 | ±363 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).