Demographics & People — Seaton, Illinois
Population Overview
| Population (Census) | 224 |
| Estimated 2026 | ~200 |
| Median Age | 40.5 |
| Total Households | 97 |
| Family Households | 71 |
| Average Household Size | 2.31 |
| Diversity Index | 0.0 (relatively homogeneous) |
Race & Ethnicity
| White | 217 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 102 |
| German | 58 |
| European | 28 |
| Other groups | 26 |
| Irish | 21 |
| American | 16 |
| English | 15 |
| West Indian (except Hispanic groups) | 12 |
| Swedish | 12 |
| Jamaican | 12 |
Language
| English Only | 211 |
| Spanish | 0 |
| Population 5+ | 211 |
Veterans
| Veterans | 10 |
| Population 18+ | 179 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Seaton, Illinois.