Demographics & People — Blandinsville, Illinois
Population Overview
| Population (Census) | 715 |
| Estimated 2026 | ~600 |
| Median Age | 37.9 |
| Total Households | 288 |
| Family Households | 157 |
| Average Household Size | 2.48 |
| Diversity Index | 0.0703 (relatively homogeneous) |
Race & Ethnicity
| White | 665 |
| Black or African American | 0 |
| Asian | 19 |
| Hispanic or Latino | 6 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 202 |
| German | 121 |
| Other groups | 104 |
| English | 89 |
| European | 77 |
| Irish | 66 |
| American | 40 |
| Swedish | 21 |
| Scottish | 15 |
| Dutch | 14 |
Language
| English Only | 648 |
| Spanish | 6 |
| Population 5+ | 654 |
Veterans
| Veterans | 51 |
| Population 18+ | 498 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Blandinsville, Illinois.