Demographics & People — Middlefield, Ohio
Population Overview
| Population (Census) | 2,749 |
| Estimated 2026 | ~2,700 |
| Median Age | 54.4 |
| Total Households | 1,350 |
| Family Households | 614 |
| Average Household Size | 1.96 |
| Diversity Index | 0.0287 (relatively homogeneous) |
Race & Ethnicity
| White | 2,651 |
| Black or African American | 0 |
| Asian | 10 |
| Hispanic or Latino | 29 |
Heritage & Ancestry
| Group | Count |
| German | 901 |
| Unclassified or not reported | 535 |
| Irish | 374 |
| English | 293 |
| Italian | 287 |
| Polish | 231 |
| American | 157 |
| Other groups | 141 |
| Scottish | 107 |
| Scotch-Irish | 101 |
Language
| English Only | 2,457 |
| Spanish | 53 |
| Population 5+ | 2,672 |
Veterans
| Veterans | 120 |
| Population 18+ | 2,463 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Middlefield, Ohio.