What the Pros Know
Market Snapshot
Zip Code 62221 | St. Clair County, IL
29,454
Population
YoY
202238.5
Median Age
YoY
2022$75,112
Median Household Income
YoY
2022$265,000
Median Sale Price
6.0% MoM
6.0% YoY
6/2025115
Homes Sold
3.4% MoM
2.5% YoY
6/20250.7
Months Inventory
6.5% MoM
25.9% YoY
6/202537
Days on Market
1 MoM
4 YoY
6/202575
Listings
9.6% MoM
1.4% YoY
6/2025132
Price per Sq Ft
5.9% MoM
0% YoY
6/2025
See 62221 on Zillow
1. Population Data from U.S. Census Bureau.
2. Sales Data provided by Redfin, a national real estate brokerage.
MoM = Month over Month. The percentage change from the previous month to the current month.
YoY = Year over Year. The percentage change from the same period the previous year to the current period.