Demographics & People — Princeton, Illinois
Population Overview
| Population (Census) | 7,829 |
| Estimated 2026 | ~8,300 |
| Median Age | 46.0 |
| Total Households | 3,443 |
| Family Households | 1,849 |
| Average Household Size | 2.2 |
| Diversity Index | 0.1263 (relatively homogeneous) |
Race & Ethnicity
| White | 7,087 |
| Black or African American | 74 |
| Asian | 105 |
| Hispanic or Latino | 325 |
Heritage & Ancestry
| Group | Count |
| German | 2,404 |
| Unclassified or not reported | 1,884 |
| English | 1,186 |
| Irish | 1,011 |
| Other groups | 900 |
| American | 598 |
| Swedish | 441 |
| Italian | 393 |
| Hispanic: Hispanic or Latino | 283 |
| Scottish | 221 |
Language
| English Only | 7,285 |
| Spanish | 64 |
| Population 5+ | 7,484 |
Veterans
| Veterans | 463 |
| Population 18+ | 6,269 |
Commuting
| Mean Commute Time | 18.2 minutes |
| Work from Home | 7.2% |
| 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 Princeton, Illinois.