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O'Fallon, IL
Full City Profile · Illinois · St. Clair County County
4.0
/5.0
A
Great
32,139
Population
2,033/sq mi density
$102,793
Median Income
$51,826 per capita
$274,100
Home Value
$306,969 Zillow
$1,312
Median Rent
27.2% income on rent
58°F
Avg Temperature
293 sunny days/yr
179
Violent Crime/100K
1,425 property/100K
A
Overall
4.0 / 5.0
Strong
A+
Economy
5.0 / 5.0
$102,793 median income, 2.1% unemployment
A+
Affordability
5.0 / 5.0
$274,100 home value, $1,312/mo rent
F
Safety
1.0 / 5.0
179 violent crimes/100K
A+
Education
5.0 / 5.0
51.3% bachelor's degree or higher
Housing Overview
Median Home Value
$274,100
3% below
US avg: $281,900
Median Rent
$1,312/mo
13% above
US avg: $1,163/mo
Homeownership Rate
70.9%
8% above US avg (65.4%)
Total Housing Units
12,855
Median year built: 1995
Home Value by Source
Census Median
$274,100
Zillow (ZHVI)
$306,969
Median Sale Price
$356,000
Median List Price
$382,500
Census ACS, Zillow ZHVI, Redfin median sale price
Ownership vs. Renting
70.9%
Owner-Occupied
29.1%
Renter-Occupied
US avg: 65.4% owner-occupied
Fair Market Rents (HUD FY2026)
Studio
$774/mo
1 Bedroom
$854/mo
2 Bedroom
$1,063/mo
3 Bedroom
$1,370/mo
4 Bedroom
$1,561/mo
Census median rent:
$1,312/mo
Market Indicators (Redfin)
Median Days on Market
54 days
Sale-to-List Ratio
1.0%
Buyers market
Homes Sold
24
Price Drops
12.4%
of listings with price reduction
Price Per Sq Ft
$145
Active Inventory
89
homes for sale
Affordability & Housing Stock
Rent Burden
27.2%
of renters spending 30%+ of income on housing
12% below US avg (31.0%)
Median Year Built
1995
Average age of housing stock: 31 years
Homeownership Rate
70.9%
Complete Housing Data
Home Values
| Census Median Value | $274,100 |
| Zillow Home Value (ZHVI) | $306,969 |
| Median Sale Price | $356,000 |
| Median List Price | $382,500 |
| Price Per Sq Ft | $145 |
Rent
| Census Median Rent | $1,312 |
| FMR Studio | $774 |
| FMR 1-Bedroom | $854 |
| FMR 2-Bedroom | $1,063 |
| FMR 3-Bedroom | $1,370 |
| FMR 4-Bedroom | $1,561 |
Market
| Days on Market | 54 |
| Sale-to-List Ratio | 1.0% |
| Price Drops | 12.4% |
| Homes Sold | 24 |
| Active Inventory | 89 |
| Price Per Sq Ft | $145 |
Ownership & Stock
| Owner-Occupied | 70.9% |
| Renter-Occupied | 29.1% |
| Homeownership Rate | 70.9% |
| Total Housing Units | 12,855 |
| Median Year Built | 1995 |
| Rent Burden | 27.2% |