Demographics & People — Prairie du Rocher, Illinois
Population Overview
| Population (Census) | 432 |
|---|
| Estimated 2026 | ~500 |
|---|
| Median Age | 40.3 |
|---|
| Total Households | 173 |
|---|
| Family Households | 115 |
|---|
| Average Household Size | 2.5 |
|---|
| Diversity Index | 0.0869 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 402 |
|---|
| Black or African American | 4 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 15 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| Unclassified or not reported | 207 |
| German | 123 |
| Irish | 66 |
| Other groups | 59 |
| French (except Basque) | 47 |
| English | 27 |
| Scottish | 19 |
| American | 18 |
| Hispanic: Hispanic or Latino | 10 |
| Cajun | 9 |
Language
| English Only | 398 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 399 |
|---|
Veterans
| Veterans | 25 |
|---|
| Population 18+ | 378 |
|---|
Commuting
| Mean Commute Time | 28.2 minutes |
|---|
| Work from Home | 4.0% |
|---|
| 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 Prairie du Rocher, Illinois.
