What the Pros Know
Market Snapshot
Zip Code 20855 | Montgomery County, MD
16,558
Population
YoY
202241.9
Median Age
YoY
2022$146,036
Median Household Income
YoY
2022$800,000
Median Sale Price
5.6% MoM
3.9% YoY
6/202529
Homes Sold
14.7% MoM
20.8% YoY
6/20250.7
Months Inventory
1.5% MoM
11.9% YoY
6/202529
Days on Market
4 MoM
12 YoY
6/202521
Listings
16.0% MoM
110.0% YoY
6/2025265
Price per Sq Ft
9.1% MoM
1% YoY
6/2025
See 20855 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.