O'Fallon, IL Real Estate and Homes for Sale

O'Fallon, Illinois is located in St. Clair County. O'Fallon is a suburban community with a population of 28,720. The median household income is $74,908. In O'Fallon, 55% of residents are married, and families with children reside in 41% of the households. Half the population of O'Fallon commutes 20 minutes or less to work, with 63% of residents holding white collar jobs and 37% residents holding blue collar jobs. The median age of homes in O'Fallon, IL is 18 years, with 64% of those homes owned, 30% rented, and 5% not occupied. In the previous year, 353 O'Fallon properties were sold. The median sale price of a home in O'Fallon in the previous year was $192,322.

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