Demographics & People — Marlin, Pennsylvania
Population Overview
| Population (Census) | 307 |
| Estimated 2026 | ~200 |
| Median Age | 26.3 |
| Total Households | 130 |
| Family Households | 57 |
| Average Household Size | 2.36 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 307 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| Irish | 135 |
| Italian | 90 |
| Lithuanian | 78 |
| Unclassified or not reported | 48 |
| Pennsylvania German | 30 |
| Russian | 16 |
| Czech | 8 |
Language
| English Only | 307 |
| Spanish | 0 |
| Population 5+ | 307 |
Veterans
| Veterans | 12 |
| Population 18+ | 273 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Marlin, Pennsylvania.