What the Pros Know
Market Snapshot
Zip Code 20878 | Montgomery County, MD
65,954
Population
YoY
202240.3
Median Age
YoY
2022$141,902
Median Household Income
YoY
2022$930,000
Median Sale Price
2.5% MoM
4.1% YoY
6/2025109
Homes Sold
0.9% MoM
25.3% YoY
6/20250.5
Months Inventory
13.5% MoM
67.8% YoY
6/202535
Days on Market
4 MoM
12 YoY
6/202554
Listings
14.3% MoM
116.0% YoY
6/2025291
Price per Sq Ft
2.3% MoM
3.3% YoY
6/2025
See 20878 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.