What the Pros Know
Market Snapshot
Zip Code 21042 | Howard County, MD
42,528
Population
YoY
202244.6
Median Age
YoY
2022$178,207
Median Household Income
YoY
2022$830,000
Median Sale Price
1.7% MoM
0.6% YoY
6/2025117
Homes Sold
5.6% MoM
0.0% YoY
6/20250.4
Months Inventory
13.8% MoM
57.9% YoY
6/202512
Days on Market
1 MoM
5 YoY
6/202548
Listings
18.6% MoM
65.5% YoY
6/2025267
Price per Sq Ft
0.2% MoM
0.6% YoY
6/2025
See 21042 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.