Demographics & People — Essex, Missouri
Population Overview
| Population (Census) | 373 |
| Estimated 2026 | ~500 |
| Median Age | 42.0 |
| Total Households | 167 |
| Family Households | 135 |
| Average Household Size | 2.23 |
| Diversity Index | 0.0 (relatively homogeneous) |
Race & Ethnicity
| White | 366 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 163 |
| American | 105 |
| Irish | 35 |
| Other groups | 34 |
| German | 18 |
| European | 8 |
| Italian | 7 |
| English | 7 |
| Norwegian | 7 |
| Scotch-Irish | 6 |
Language
| English Only | 367 |
| Spanish | 0 |
| Population 5+ | 367 |
Veterans
| Veterans | 38 |
| Population 18+ | 295 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Essex, Missouri.