Demographics & People — Cambridge, Illinois
Population Overview
| Population (Census) | 2,184 |
| Estimated 2026 | ~2,000 |
| Median Age | 34.7 |
| Total Households | 829 |
| Family Households | 586 |
| Average Household Size | 2.52 |
| Diversity Index | 0.0671 (relatively homogeneous) |
Race & Ethnicity
| White | 2,014 |
| Black or African American | 53 |
| Asian | 19 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 625 |
| German | 443 |
| Other groups | 330 |
| Irish | 327 |
| American | 267 |
| Swedish | 259 |
| English | 231 |
| Belgian | 112 |
| European | 61 |
| Scandinavian | 55 |
Language
| English Only | 2,058 |
| Spanish | 4 |
| Population 5+ | 2,083 |
Veterans
| Veterans | 92 |
| Population 18+ | 1,740 |
Commuting
| Mean Commute Time | 28.4 minutes |
| Work from Home | 4.9% |
| 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 Cambridge, Illinois.