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Featured local agent — O'Fallon, IL
Sarah Mitchell
Compass Real Estate · O'Fallon, IL
“Your trusted relocation specialist since 2009. 350+ homes sold. Zero-pressure, data-first approach.”
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O'Fallon, IL Housing Market & Real Estate
Housing market overview · Updated monthly ·
$300,000median sale price
How is the O'Fallon, IL housing market right now?
The median home sale price in O'Fallon, IL is $300,000, down 16.1% year-over-year. Homes sell in an average of 37 days with 101 active listings. The market is currently a seller's market. (Source: Redfin monthly MLS data, as of May 2026 — the most recent Redfin release; Redfin publishes each month's data on a ~6-week lag.)
Is O'Fallon a buyer's or seller's market?
O'Fallon, IL is currently a seller's market, based on 1.8 months of supply and homes selling in about 37 days. How we determine this →
Homes sold
57
Last 12 weeks
Days on market
37
Average pace
Active listings
101
1.8 months supply
Sale-to-list
99.5%
Below asking
What does the O'Fallon housing market data show?
| Metric | Value |
|---|---|
| Median sale price | $300,000 |
| Median list price | $399,950 |
| Year-over-year price change | -16.1% |
| Average days on market | 37 days |
| Active inventory | 101 listings |
| Months of supply | 1.8 months |
| Sale-to-list price ratio | 99.5% |
| Median price per sq ft | $150/sq ft |
| Homes sold (latest month) | 57 |
| New listings (latest month) | 72 |
| Listings with a price cut | 18.8% |
| Market condition | Seller's market |
Source: Redfin · Updated monthly
How much do homes cost in O'Fallon by property type?
How the O'Fallon, IL market breaks down across single-family homes, condos, and townhouses.
| Property type | Median price | Price / sq ft | Homes sold | Days on market |
|---|---|---|---|---|
| Single-family | $324,667 | $150/sq ft | 51 | 35 days |
| Condo / Co-op | $127,000 | $119/sq ft | 4 | 61 days |
| Townhouse | $251,500 | $166/sq ft | 1 | 830 days |
Source: Redfin · Updated monthly
The O'Fallon housing market is currently classified as a seller's market with a median sale price of $300,000. Prices have fallen 16.1% compared to last year, with homes spending an average of 37 days on market, indicating 1.8 months of inventory.With limited inventory, homes sell quickly and buyers should be prepared to act decisively and competitively to secure a property.
Market trends
Homes for sale in O'Fallon
There are currently 101 homes listed for sale in O'Fallon, Illinois. The median listing price is $400K.
Active listings
101
Homes on market
Median list price
$400K
Avg. days on market
37
Days until sale
New this week
72
Newly listed
Which cities are near O'Fallon, IL?
Want a head-to-head view? Compare O'Fallon side-by-side with any other U.S. city using our market-comparison tool.
Frequently asked questions
What is the average home price in O'Fallon?
The median home sale price in O'Fallon is $300,000, down 16.1% from last year.
How long do homes stay on market in O'Fallon?
Homes typically spend 37 days on market before going under contract.
Is O'Fallon a buyer's or seller's market?
With 1.8 months of supply, O'Fallon is currently a seller's market.
What is the median condo price in O'Fallon?
The median condo/co-op sale price in O'Fallon, IL is $127,000, compared to $324,667 for a single-family home, based on the latest Redfin data.
How much does a single-family home cost in O'Fallon?
The median single-family home price in O'Fallon, IL is $324,667 (about $150 per square foot).
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