ZIP Code 61472
About Rio
Rio is a village in Knox County, Illinois, United States. It had a population of 209 at the 2020 census and is part of the Galesburg Micropolitan Statistical Area.
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Area Profile
US Census (ACS 5-year · Gazetteer)
430
population
$80,192
median household income
11
people / sq mi
$149,400
median home value
$771
median gross rent
52.0
median age
223
housing units
182
households
39.2
land area (sq mi)