O’Fallon Housing Update: Prices Up Double Digits, Balanced Conditions Into Spring
O’Fallon, IL – March 11, 2026 – Home prices are up year over year while supply and demand appear balanced heading into the spring market.
Home prices in O’Fallon are entering the spring season higher than a year ago, with inventory and buyer demand appearing more balanced than in recent boom cycles.
Top takeaways
- Median sale price around $338K in January, up 16.4% year over year (Redfin).
- Market described as balanced, with supply and demand closer to even .
- New-construction listings active, including 2026 builds (Redfin).
- Average apartment rent reported near $1,616 (Zillow/RentCafe).
Market snapshot
According to Redfin, the median home price reached approximately $338,000 in January 2026, a 16.4% increase from the prior year. Realtor.com characterizes the local market as balanced, meaning neither buyers nor sellers hold a clear advantage. Year-over-year data shows gains in median sale price alongside a modest rise in time on market, suggesting steady but less frenzied activity compared with peak pandemic conditions.
Statewide forecasts from Illinois Realtors indicate typical seasonal momentum into March, aligning with the traditional uptick in listings and closed sales during early spring.
New construction & inventory
Redfin’s new-homes page shows recently listed properties built in 2026, including larger single-family homes with three-car garages. In the past month, 22 homes sold in the city, reflecting consistent transaction volume for a community of its size.
While inventory has improved compared with the tightest years of 2021–2023, selection remains competitive in popular price bands, particularly for updated move-in-ready homes.
Rental market
Zillow reports average rent near $1,616 as of late January 2026, with RentCafe’s February update noting ongoing demand across apartment communities in St. Clair County. Rents have stabilized compared with sharper increases seen in prior years, but affordability remains a consideration for many households.
Are you seeing more listings, faster sales, or price reductions in your neighborhood this spring?
Sources
https://www.redfin.com/city/14314/IL/O-Fallon/housing-market
https://www.realtor.com/local/market/illinois/st.-clair-county/ofallon
https://www.zillow.com/home-values/13058/o-fallon-il/
https://www.redfin.com/city/14314/IL/O-Fallon/new-homes
https://www.rentcafe.com/average-rent-market-trends/us/il/st-clair-county/o-fallon/