Demographics & People — Mahaffey, Pennsylvania
Population Overview
| Population (Census) | 269 |
| Estimated 2026 | ~400 |
| Median Age | 57.5 |
| Total Households | 136 |
| Family Households | 92 |
| Average Household Size | 1.98 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 262 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 156 |
| German | 65 |
| Irish | 41 |
| Other groups | 20 |
| English | 18 |
| Scotch-Irish | 12 |
| American | 10 |
| Polish | 8 |
| French (except Basque) | 5 |
| Scottish | 3 |
Language
| English Only | 263 |
| Spanish | 0 |
| Population 5+ | 263 |
Veterans
| Veterans | 22 |
| Population 18+ | 273 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Mahaffey, Pennsylvania.