O Fallon, IL Real Estate & Homes For Sale
126 homes
- COMING SOONRed Door Realty Group Inc
- NEW CONSTRUCTIONFORECLOSUREBANK OWNEDKeller Williams Pinnacle
- NEW CONSTRUCTIONHomes By Janell
- 0.38 ACRESBeycome Brokerage Realty LLC
- 360 Prime Realty Group, LLC
- Red Door Realty Group Inc
- Berkshire Hathaway HomeServices Select Properties
- Berkshire Hathaway HomeServices Select Properties
- Re/Max Signature Properties
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 |
|---|---|
| October 2025 | $308k |
| November 2025 | $309k |
| December 2025 | $310k |
| January 2026 | $311k |
| February 2026 | $312k |
| March 2026 | $312k |
| April 2026 | $312k |
| May 2026 | $312k |
| June 2026 | $312k |
| July 2026 | $313k |
| August 2026 | $314k |
| September 2026 | $315k |
Trends and affordability stats are provided by third party data sources.
Average Home Value in O Fallon, IL, by Home Size
Currently, there are 6 new listings in O Fallon, IL and 126 homes for sale.
| Home Size | Home Value* |
|---|---|
| 2 bedrooms (11 homes) | $175,187 |
| 3 bedrooms (41 homes) | $274,940 |
| 4 bedrooms (43 homes) | $394,184 |
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.
Browse O Fallon, IL homes by type

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