Demographics & People — Rio, Illinois
Population Overview
| Population (Census) | 210 |
|---|
| Estimated 2026 | ~200 |
|---|
| Median Age | 35.8 |
|---|
| Total Households | 77 |
|---|
| Family Households | 62 |
|---|
| Average Household Size | 2.73 |
|---|
| Diversity Index | 0.187 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 192 |
|---|
| Black or African American | 3 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 19 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| Unclassified or not reported | 77 |
| Irish | 35 |
| German | 30 |
| Other groups | 24 |
| Hispanic: Hispanic or Latino | 19 |
| English | 17 |
| American | 13 |
| Swedish | 13 |
| Hispanic: Puerto Rican | 10 |
| French (except Basque) | 9 |
Language
| English Only | 169 |
|---|
| Spanish | 11 |
|---|
| Population 5+ | 180 |
|---|
Veterans
| Veterans | 21 |
|---|
| Population 18+ | 164 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Rio, Illinois.
