Rio is a village located in Knox County, Illinois. Rio has a 2025 population of 200. Rio is currently declining at a rate of -0.99% annually and its population has decreased by -4.31% since the most recent census, which recorded a population of 209 in 2020.
The average household income in Rio is $79,473 with a poverty rate of 25.24%.The median age in Rio is 36 years: 42.8 years for males, and 31.3 years for females.
Data after 2023 is projected based on recent change
The racial composition of Rio includes 91.43% White, and smaller percentages for Black or African American and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 192 | 91.43% |
| Two or more races | 15 | 7.14% |
| Black or African American | 3 | 1.43% |
Married
Widowed
Divorced
Separated
Never Married
Rio's average per capita income is $37,292. Household income levels show a median of $62,917. The poverty rate stands at 25.24%.
Name | Median | Mean |
|---|---|---|
| Married Families | $86,250 | - |
| Families | $64,167 | $84,540 |
| Households | $62,917 | $79,473 |
| Non Families | $47,813 | $48,840 |
Average Income
Median Household Income
Poverty Rate