Demographics & People — Gravois Mills, Missouri
Population Overview
| Population (Census) | 170 |
| Estimated 2026 | ~0 |
| Median Age | 49.0 |
| Total Households | 62 |
| Family Households | 43 |
| Average Household Size | 2.74 |
| Diversity Index | 0.025 (relatively homogeneous) |
Race & Ethnicity
| White | 156 |
| Black or African American | 2 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 49 |
| American | 27 |
| English | 22 |
| Irish | 16 |
| Other groups | 7 |
| German | 6 |
| French (except Basque) | 4 |
| Dutch | 3 |
| Norwegian | 3 |
| Italian | 1 |
Language
| English Only | 162 |
| Spanish | 0 |
| Population 5+ | 162 |
Veterans
| Veterans | 17 |
| Population 18+ | 109 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Gravois Mills, Missouri.