What the Pros Know
Market Snapshot
Zip Code 63021 | St. Louis County, MO
55,944
Population
YoY
202240.3
Median Age
YoY
2022$108,854
Median Household Income
YoY
2022$410,000
Median Sale Price
3.8% MoM
0.0% YoY
6/2025182
Homes Sold
4.2% MoM
7.1% YoY
6/20250.3
Months Inventory
17.4% MoM
4.1% YoY
6/20257
Days on Market
1 MoM
1 YoY
6/202554
Listings
12.5% MoM
100.0% YoY
6/2025190
Price per Sq Ft
3.1% MoM
0.2% YoY
6/2025
See 63021 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.