Demographics & People — Tonica, Illinois
Population Overview
| Population (Census) | 732 |
| Estimated 2026 | ~700 |
| Median Age | 39.5 |
| Total Households | 301 |
| Family Households | 199 |
| Average Household Size | 2.43 |
| Diversity Index | 0.2395 (somewhat diverse) |
Race & Ethnicity
| White | 637 |
| Black or African American | 7 |
| Asian | 8 |
| Hispanic or Latino | 85 |
Heritage & Ancestry
| Group | Count |
| German | 217 |
| Unclassified or not reported | 204 |
| Other groups | 105 |
| Irish | 97 |
| Hispanic: Hispanic or Latino | 86 |
| Italian | 81 |
| English | 59 |
| Polish | 58 |
| Hispanic: Mexican | 52 |
| Swedish | 30 |
Language
| English Only | 621 |
| Spanish | 60 |
| Population 5+ | 697 |
Veterans
| Veterans | 24 |
| Population 18+ | 529 |
Commuting
| Mean Commute Time | 23.5 minutes |
| Work from Home | 13.5% |
| 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 Tonica, Illinois.