Demographics & People — Troy, Illinois
Population Overview
| Population (Census) | 10,889 |
| Estimated 2026 | ~13,600 |
| Median Age | 35.2 |
| Total Households | 4,246 |
| Family Households | 2,967 |
| Average Household Size | 2.56 |
| Diversity Index | 0.1203 (relatively homogeneous) |
Race & Ethnicity
| White | 9,944 |
| Black or African American | 185 |
| Asian | 90 |
| Hispanic or Latino | 394 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 3,075 |
| German | 2,719 |
| Other groups | 2,061 |
| English | 1,376 |
| Irish | 1,236 |
| Italian | 695 |
| American | 585 |
| French (except Basque) | 352 |
| Polish | 276 |
| Hispanic: Hispanic or Latino | 257 |
Language
| English Only | 9,705 |
| Spanish | 292 |
| Population 5+ | 10,075 |
Veterans
| Veterans | 905 |
| Population 18+ | 7,801 |
Commuting
| Mean Commute Time | 25.7 minutes |
| Work from Home | 12.3% |
| 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 Troy, Illinois.