Demographics & People — Westerville, Ohio
Population Overview
| Population (Census) | 38,543 |
| Estimated 2026 | ~38,900 |
| Median Age | 40.7 |
| Total Households | 15,115 |
| Family Households | 10,756 |
| Average Household Size | 2.44 |
| Diversity Index | 0.2536 (somewhat diverse) |
Race & Ethnicity
| White | 31,492 |
| Black or African American | 3,248 |
| Asian | 1,070 |
| Hispanic or Latino | 869 |
Heritage & Ancestry
| Group | Count |
| German | 10,595 |
| Unclassified or not reported | 7,128 |
| Irish | 6,926 |
| Other groups | 6,344 |
| English | 5,483 |
| Italian | 3,217 |
| Polish | 1,511 |
| Scottish | 1,384 |
| American | 1,279 |
| French (except Basque) | 1,263 |
Language
| English Only | 33,381 |
| Spanish | 370 |
| Population 5+ | 36,016 |
Veterans
| Veterans | 2,234 |
| Population 18+ | 29,957 |
Commuting
| Mean Commute Time | 19.4 minutes |
| Work from Home | 27.0% |
| Commuter Profile | N/A |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Westerville, Ohio.