ZIP Code 62018
About Cottage Hills
Cottage Hills is an unincorporated community in Madison County, Illinois, United States. In 2018, the Cottage Hills ZIP Code area served a population of 3,604. Cottage Hills is west of Bethalto, north of Rosewood Heights, east of East Alton, and is a part of the Greater St. Louis. Cottage Hills has a post office with ZIP Code 62018. Between 1915 and 1980 a railway under the name of St. Louis Division Old Line used to pass through the community. Similar to most communities in Madison County, Cottage Hills is a bedroom community.
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Area Profile
US Census (ACS 5-year · Gazetteer)
3,006
population
$41,750
median household income
905
people / sq mi
$78,400
median home value
$1,018
median gross rent
39.5
median age
1,220
housing units
1,183
households
3.3
land area (sq mi)