Demographics & People — Marion, Indiana
Population Overview
| Population (Census) | 27,384 |
| Estimated 2026 | ~27,900 |
| Median Age | 35.2 |
| Total Households | 10,899 |
| Family Households | 5,518 |
| Average Household Size | 2.15 |
| Diversity Index | 0.33 (somewhat diverse) |
Race & Ethnicity
| White | 21,295 |
| Black or African American | 2,693 |
| Asian | 372 |
| Hispanic or Latino | 1,978 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 9,606 |
| Other groups | 7,720 |
| German | 4,022 |
| Irish | 2,397 |
| English | 2,230 |
| Hispanic: Hispanic or Latino | 1,864 |
| American | 1,724 |
| Hispanic: Mexican | 1,370 |
| Italian | 562 |
| Dutch | 495 |
Language
| English Only | 24,366 |
| Spanish | 1,101 |
| Population 5+ | 25,789 |
Veterans
| Veterans | 1,795 |
| Population 18+ | 22,098 |
Commuting
| Mean Commute Time | 18.0 minutes |
| Work from Home | 6.7% |
| 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 Marion, Indiana.