St. Clair County, Illinois
Explore accurate parcel and ownership records,
directly sourced from county assessors.
O Fallon has 13,404 properties in our comprehensive database.
With an average price of $345,187, O Fallon offers mid-range housing options.
Buyers can expect to pay around $217 per square foot in this market.
Home prices in O Fallon are 44% higher than the St. Clair County average.
Showing page 20 of properties
The average home price in O Fallon, IL is $345,187, based on analysis of 13,404 properties in our database.
Our database includes 13,404 properties in O Fallon, IL, providing comprehensive market coverage.
The average price per square foot in O Fallon, IL is $217. This is calculated from an average home price of $345,187 and average size of 1,593 square feet.
Homes in O Fallon, IL average 1,593 square feet, with an average price of $345,187.
O Fallon, IL is one of many cities in St. Clair County, IL with property data available. Browse other cities in the county to compare market conditions and pricing.
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