What the Pros Know
Market Snapshot
Zip Code 21158 | Carroll County, MD
23,011
Population
YoY
202242.1
Median Age
YoY
2022$109,076
Median Household Income
YoY
2022$507,000
Median Sale Price
5.6% MoM
6.6% YoY
6/202547
Homes Sold
4.4% MoM
2.2% YoY
6/20250.5
Months Inventory
25.2% MoM
18.9% YoY
6/202540
Days on Market
8 MoM
28 YoY
6/202525
Listings
21.9% MoM
13.8% YoY
6/2025214
Price per Sq Ft
1.6% MoM
1.5% YoY
6/2025
See 21158 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.