Demographics & People — Matteson, Illinois
Population Overview
| Population (Census) | 18,681 |
| Estimated 2026 | ~18,600 |
| Median Age | 44.5 |
| Total Households | 7,466 |
| Family Households | 4,771 |
| Average Household Size | 2.48 |
| Diversity Index | 0.3122 (somewhat diverse) |
Race & Ethnicity
| White | 2,701 |
| Black or African American | 14,714 |
| Asian | 245 |
| Hispanic or Latino | 387 |
Heritage & Ancestry
| Group | Count |
| Other groups | 13,339 |
| Unclassified or not reported | 3,567 |
| German | 979 |
| Subsaharan African | 457 |
| Hispanic: Hispanic or Latino | 330 |
| Irish | 307 |
| Nigerian | 300 |
| Italian | 281 |
| Hispanic: Mexican | 251 |
| Polish | 217 |
Language
| English Only | 16,823 |
| Spanish | 361 |
| Population 5+ | 17,557 |
Veterans
| Veterans | 879 |
| Population 18+ | 15,010 |
Commuting
| Mean Commute Time | 33.8 minutes |
| Work from Home | 23.9% |
| 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 Matteson, Illinois.