Demographics & People — Prophetstown, Illinois
Population Overview
| Population (Census) | 1,828 |
| Estimated 2026 | ~2,100 |
| Median Age | 43.7 |
| Total Households | 673 |
| Family Households | 372 |
| Average Household Size | 2.48 |
| Diversity Index | 0.0846 (relatively homogeneous) |
Race & Ethnicity
| White | 1,707 |
| Black or African American | 38 |
| Asian | 3 |
| Hispanic or Latino | 37 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 532 |
| German | 500 |
| Irish | 213 |
| Other groups | 184 |
| Swedish | 171 |
| English | 125 |
| American | 121 |
| Italian | 44 |
| Belgian | 31 |
| Norwegian | 23 |
Language
| English Only | 1,684 |
| Spanish | 25 |
| Population 5+ | 1,709 |
Veterans
| Veterans | 184 |
| Population 18+ | 1,345 |
Commuting
| Mean Commute Time | 22.8 minutes |
| Work from Home | 2.8% |
| 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 Prophetstown, Illinois.