What the Pros Know
Market Snapshot
Zip Code 21704 | Frederick County, MD
18,473
Population
YoY
202237.4
Median Age
YoY
2022$162,437
Median Household Income
YoY
2022$905,000
Median Sale Price
2.5% MoM
20.7% YoY
6/202539
Homes Sold
7.1% MoM
50.0% YoY
6/20250.7
Months Inventory
2.7% MoM
85.5% YoY
6/202535
Days on Market
6 MoM
13 YoY
6/202528
Listings
9.7% MoM
115.4% YoY
6/2025233
Price per Sq Ft
1.7% MoM
0.7% YoY
6/2025
See 21704 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.