Demographics & People — South Mount Vernon, Ohio
Population Overview
| Population (Census) | 702 |
|---|
| Estimated 2026 | ~400 |
|---|
| Median Age | 27.3 |
|---|
| Total Households | 281 |
|---|
| Family Households | 156 |
|---|
| Average Household Size | 2.5 |
|---|
| Diversity Index | 0.1893 (relatively homogeneous) |
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Race & Ethnicity
| White | 596 |
|---|
| Black or African American | 0 |
|---|
| Asian | 13 |
|---|
| Hispanic or Latino | 56 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| Irish | 387 |
| Unclassified or not reported | 320 |
| German | 196 |
| English | 117 |
| Polish | 54 |
| Other groups | 54 |
| Hungarian | 45 |
| Hispanic: Hispanic or Latino | 28 |
| Hispanic: Puerto Rican | 28 |
| Scotch-Irish | 12 |
Language
| English Only | 627 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 627 |
|---|
Veterans
| Veterans | 42 |
|---|
| Population 18+ | 544 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for South Mount Vernon, Ohio.
