Demographics & People — Campbell's Island, Illinois
Population Overview
| Population (Census) | 211 |
| Estimated 2026 | ~200 |
| Median Age | 54.5 |
| Total Households | 145 |
| Family Households | 37 |
| Average Household Size | 1.46 |
| Diversity Index | 0.1107 (relatively homogeneous) |
Race & Ethnicity
| White | 208 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 13 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 330 |
| German | 62 |
| Other groups | 31 |
| American | 8 |
| Northern European | 7 |
| Irish | 5 |
Language
| English Only | 211 |
| Spanish | 0 |
| Population 5+ | 211 |
Veterans
| Veterans | 51 |
| Population 18+ | 349 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Campbell's Island, Illinois.