Philomath city, Oregon
Official LSAD Designation: Philomath city • Census GEOID: 4157450
• Benton County
Demographics & Population Profile
Population and demographics for Philomath city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 5,699 | — | 2025 | Census |
| Median Age | 37.3 yrs | ±4.4 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 2,509 | ±233 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).