Demographics & People — Baylis, Illinois
Population Overview
| Population (Census) | 139 |
| Estimated 2026 | ~0 |
| Median Age | 42.5 |
| Total Households | 53 |
| Family Households | 36 |
| Average Household Size | 2.62 |
| Diversity Index | 0.1023 (relatively homogeneous) |
Race & Ethnicity
| White | 105 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 6 |
Heritage & Ancestry
| Group | Count |
| German | 46 |
| Unclassified or not reported | 39 |
| American | 29 |
| Irish | 18 |
| English | 17 |
| Other groups | 17 |
| Swedish | 6 |
| French (except Basque) | 5 |
| Hispanic: Hispanic or Latino | 3 |
| Hispanic: Central American | 3 |
Language
| English Only | 124 |
| Spanish | 2 |
| Population 5+ | 126 |
Veterans
| Veterans | 3 |
| Population 18+ | 97 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Baylis, Illinois.