ZIP Code 62628
About Chapin
Chapin is a village in Morgan County, Illinois, United States. The population was 475 at the 2020 census. It is part of the Jacksonville Micropolitan Statistical Area.
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Area Profile
US Census (ACS 5-year · Gazetteer)
871
population
$79,821
median household income
22
people / sq mi
$108,300
median home value
$932
median gross rent
40.5
median age
363
housing units
338
households
39.0
land area (sq mi)