Demographics & People — Breese, Illinois
Population Overview
| Population (Census) | 4,373 |
| Estimated 2026 | ~4,100 |
| Median Age | 44.3 |
| Total Households | 1,920 |
| Family Households | 1,100 |
| Average Household Size | 2.24 |
| Diversity Index | 0.1052 (relatively homogeneous) |
Race & Ethnicity
| White | 4,127 |
| Black or African American | 11 |
| Asian | 34 |
| Hispanic or Latino | 196 |
Heritage & Ancestry
| Group | Count |
| German | 2,654 |
| Unclassified or not reported | 618 |
| Other groups | 354 |
| Irish | 296 |
| American | 274 |
| Dutch | 236 |
| Hispanic: Hispanic or Latino | 182 |
| English | 175 |
| Scotch-Irish | 147 |
| Scandinavian | 141 |
Language
| English Only | 3,892 |
| Spanish | 144 |
| Population 5+ | 4,141 |
Veterans
| Veterans | 257 |
| Population 18+ | 3,532 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Breese, Illinois.