Demographics & People — Spring Bay, Illinois
Population Overview
| Population (Census) | 519 |
|---|
| Estimated 2026 | ~500 |
|---|
| Median Age | 41.7 |
|---|
| Total Households | 202 |
|---|
| Family Households | 143 |
|---|
| Average Household Size | 2.57 |
|---|
| Diversity Index | 0.0393 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 491 |
|---|
| Black or African American | 0 |
|---|
| Asian | 2 |
|---|
| Hispanic or Latino | 8 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| German | 165 |
| Unclassified or not reported | 163 |
| Other groups | 84 |
| Irish | 50 |
| English | 32 |
| Swedish | 29 |
| Italian | 29 |
| European | 24 |
| Scottish | 13 |
| American | 10 |
Language
| English Only | 481 |
|---|
| Spanish | 2 |
|---|
| Population 5+ | 483 |
|---|
Veterans
| Veterans | 17 |
|---|
| Population 18+ | 374 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Spring Bay, Illinois.
