Demographics & People — Limestone, Illinois
Population Overview
| Population (Census) | 1,338 |
| Estimated 2026 | ~1,600 |
| Median Age | 39.6 |
| Total Households | 591 |
| Family Households | 469 |
| Average Household Size | 2.26 |
| Diversity Index | 0.0817 (relatively homogeneous) |
Race & Ethnicity
| White | 1,279 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 57 |
Heritage & Ancestry
| Group | Count |
| Irish | 397 |
| German | 363 |
| Unclassified or not reported | 318 |
| English | 142 |
| French (except Basque) | 135 |
| Other groups | 132 |
| Polish | 125 |
| Italian | 71 |
| American | 57 |
| Hispanic: Mexican | 39 |
Language
| English Only | 1,206 |
| Spanish | 43 |
| Population 5+ | 1,258 |
Veterans
| Veterans | 97 |
| Population 18+ | 1,127 |
Commuting
| Mean Commute Time | 26.1 minutes |
| Work from Home | 14.3% |
| 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 Limestone, Illinois.