Demographics & People — Brownstown, Illinois
Population Overview
| Population (Census) | 592 |
| Estimated 2026 | ~1,100 |
| Median Age | 34.0 |
| Total Households | 222 |
| Family Households | 156 |
| Average Household Size | 2.67 |
| Diversity Index | 0.0168 (relatively homogeneous) |
Race & Ethnicity
| White | 585 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 5 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 330 |
| American | 138 |
| German | 133 |
| Irish | 68 |
| English | 52 |
| French (except Basque) | 52 |
| Italian | 47 |
| Other groups | 40 |
| Scottish | 16 |
| Scandinavian | 13 |
Language
| English Only | 481 |
| Spanish | 15 |
| Population 5+ | 502 |
Veterans
| Veterans | 24 |
| Population 18+ | 542 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Brownstown, Illinois.