Rio, IL Profile
Rio, IL, population 229, is located
in Illinois's Knox county,
about 51.2 miles from Peoria and 89.5 miles from Cedar Rapids.
Through the 90's Rio's population has declined by about 8%.
It is estimated that in the first 5 years of this decade the population of Rio has declined by about 5%.
Population Statistics
Gender
| Population by Gender |
| Males | 50% |
| Females | 50% |
Race
| Population by Race |
| White | 100% |
| African American | 0% |
| Native American | 0% |
| Asian | 0% |
| Hawaiian | 0% |
| Other/Mixed | 0% |
Age
| Median Age |
| Population | 37.50 |
| Males | 36.70 |
| Females | 39.30 |
| Males by Age | Females by Age |
| Under 20 | 13.00% | | Under 20: | 13.00% |
| 20 to 40 | 13.00% | | 20 to 40: | 13.00% |
| 40 to 60 | 13.00% | | 40 to 60: | 14.00% |
| Over 60 | 10.00% | | Over 60: | 10.00% |
Size
| Population by Year | Change Rate |
| 2000 | 240 | N/A |
| 2001 | 238 | -0.83% |
| 2002 | 236 | -0.84% |
| 2003 | 234 | -0.85% |
| 2004 | 231 | -1.28% |
| 2005 | 229 | -0.87% |
Economics
| Household Income |
| Median | $37,750 |
Location
| Elevation | 778 feet above sea level |
| Land Area | 0.3 Square Miles |