What the Pros Know
Market Snapshot
Zip Code 21228 | Baltimore County, MD
50,268
Population
YoY
202242.7
Median Age
YoY
2022$102,592
Median Household Income
YoY
2022$465,000
Median Sale Price
1.1% MoM
1.6% YoY
6/2025107
Homes Sold
8.1% MoM
27.4% YoY
6/20250.4
Months Inventory
24.9% MoM
47.8% YoY
6/202516
Days on Market
2 MoM
3 YoY
6/202543
Listings
18.9% MoM
34.4% YoY
6/2025254
Price per Sq Ft
4.1% MoM
0.2% YoY
6/2025
See 21228 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.