O Fallon, IL Real Estate & Homes For Sale
116 homes
- NEWCOMING SOON3D VIEW0.26 ACRESRed Door Realty Group Inc
- NEWCOMING SOONJudy Dempcy Homes Powered by KW Pinnacle
- NEW - 2 DAYS AGO1.01 ACRESJudy Dempcy Homes Powered by KW Pinnacle
- OPEN SAT, 12-2PM0.39 ACRESWorth Clark Realty
- NEW - 17 HRS AGO0.34 ACRESJudy Dempcy Homes Powered by KW Pinnacle
- NEW - 11 MIN AGO0.27 ACRESKeller Williams Marquee
- 3D VIEW0.34 ACRESBerkshire Hathaway HomeServices Select Properties
- Century 21 Advantage
- Kunkel Wittenauer Group, Inc
- RE/MAX Results Realty
- Homes By Janell
- RE/MAX Results Realty
- HomePro Real Estate
- Keller Williams Marquee
- Homes By Janell
- Strano & Associates
- Judy Dempcy Homes Powered by KW Pinnacle
- Homes By Janell
- Adams Auction & Real Estate Services Inc.
- Judy Dempcy Homes Powered by KW Pinnacle
- Judy Dempcy Homes Powered by KW Pinnacle
- Judy Dempcy Homes Powered by KW Pinnacle
O Fallon, IL Real Estate Trends
Learn about the O Fallon, IL housing market through trends and averages.Affordability of Living in O Fallon, IL
| Month | Median home value |
|---|---|
| April 2025 | $299k |
| May 2025 | $300k |
| June 2025 | $302k |
| July 2025 | $302k |
| August 2025 | $302k |
| September 2025 | $303k |
| October 2025 | $304k |
| November 2025 | $305k |
| December 2025 | $307k |
| January 2026 | $308k |
| February 2026 | $308k |
| March 2026 | $308k |
Trends and affordability stats are provided by third party data sources.
Average Home Value in O Fallon, IL, by Home Size
Currently, there are 30 new listings in O Fallon, IL and 116 homes for sale.
| Home Size | Home Value* |
|---|---|
| 2 bedrooms (12 homes) | $172,373 |
| 3 bedrooms (32 homes) | $271,114 |
| 4 bedrooms (45 homes) | $388,420 |
What Locals Say about O Fallon
Review Highlights
O'Fallon, IL: steady, community-focused suburb with top schools, safe streets, parks, and value. People love the safe feel, top-rated schools, parks, trails, and easy St. Louis commute. Concerns: occasional dog waste issues, some dog conflicts, few notable negatives.
AI-generated summary of moderated reviews.

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