Housing in O'Fallon, MO
Home values, rent, ownership rates, and housing market data
Housing Market Snapshot
Source: Redfin — January 2026Median Sale Price
$361,500
Median List Price
$359,900
Price Per Sq Ft
$168
Days on Market
33
Active Inventory
73
Months of Supply
1.4
Seller's market
Price Trends
Source: RedfinMarket Competitiveness
Source: RedfinSold Above List
17.3%
Off Market in 2 Weeks
47.4%
Sale-to-List Ratio
97.7%
Buyer's market
Market Activity
Source: RedfinHomes Sold
52
New Listings
61
Price Per Square Foot
Source: RedfinMedian Sale $/SF
$168
Median List $/SF
$184
O'Fallon vs Similar Cities
Source: Census ACS / Redfin (2023)Compared to cities with 50,000 - 100,000 residents. O'Fallon is highlighted.
Median Home Value
Median Rent
Median Price Per Sq Ft
Rent Burden
Census Housing Data
Source: U.S. Census Bureau ACS (2023)Median Home Value
$305,100
Median Rent
$1,400
Total Housing Units
35,553
Vacancy Rate
2.3%
Owner Occupied
80.2%
Renter Occupied
19.8%
Median Property Tax
$3,501
per year
Monthly Cost (w/ Mortgage)
$1,621
Housing Types
The current median sale price in O'Fallon, MO is $361,500 according to Redfin data. Homes spend a median of 33 days on the market. 17.3% of homes sold above asking price. The market has 1.4 months of supply. The median price per square foot is $168. The median rent is $1,400 per month (Census ACS). About 80.2% of housing units are owner-occupied. The median year homes were built is 2000. There are 35,553 total housing units.