Demographics & People — Oak Ridge, Missouri
Population Overview
| Population (Census) | 258 |
| Estimated 2026 | ~400 |
| Median Age | 45.0 |
| Total Households | 97 |
| Family Households | 73 |
| Average Household Size | 2.66 |
| Diversity Index | 0.0 (relatively homogeneous) |
Race & Ethnicity
| White | 257 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| German | 98 |
| Unclassified or not reported | 89 |
| American | 54 |
| Other groups | 30 |
| English | 17 |
| Irish | 10 |
| European | 10 |
| Scotch-Irish | 7 |
| Czech | 2 |
| Welsh | 2 |
Language
| English Only | 244 |
| Spanish | 0 |
| Population 5+ | 247 |
Veterans
| Veterans | 18 |
| Population 18+ | 209 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Oak Ridge, Missouri.