Demographics & People — Middletown, Missouri
Population Overview
| Population (Census) | 232 |
| Estimated 2026 | ~300 |
| Median Age | 28.3 |
| Total Households | 84 |
| Family Households | 56 |
| Average Household Size | 2.76 |
| Diversity Index | 0.0 (relatively homogeneous) |
Race & Ethnicity
| White | 225 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 67 |
| Other groups | 54 |
| German | 49 |
| Irish | 29 |
| English | 28 |
| American | 16 |
| Scottish | 3 |
| Dutch | 2 |
Language
| English Only | 201 |
| Spanish | 0 |
| Population 5+ | 201 |
Veterans
| Veterans | 7 |
| Population 18+ | 160 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Middletown, Missouri.