Demographics & People — Aledo, Illinois
Population Overview
| Population (Census) | 3,753 |
| Estimated 2026 | ~3,500 |
| Median Age | 38.4 |
| Total Households | 1,559 |
| Family Households | 1,028 |
| Average Household Size | 2.3 |
| Diversity Index | 0.114 (relatively homogeneous) |
Race & Ethnicity
| White | 3,586 |
| Black or African American | 74 |
| Asian | 0 |
| Hispanic or Latino | 154 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 1,804 |
| Other groups | 587 |
| German | 573 |
| Irish | 392 |
| English | 319 |
| Swedish | 242 |
| Hispanic: Hispanic or Latino | 135 |
| American | 131 |
| Hispanic: Mexican | 97 |
| Austrian | 75 |
Language
| English Only | 3,308 |
| Spanish | 112 |
| Population 5+ | 3,463 |
Veterans
| Veterans | 255 |
| Population 18+ | 3,104 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Aledo, Illinois.