Longview city, Washington
Official LSAD Designation: Longview city • Census GEOID: 5340245
• Cowlitz County
Demographics & Population Profile
Population and demographics for Longview city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 38,362 | — | 2025 | Census |
| Median Age | 40.1 yrs | ±1.6 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 15,810 | ±473 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).