What the Pros Know
Market Snapshot
Zip Code 20871 | Montgomery County, MD
27,420
Population
YoY
202237.4
Median Age
YoY
2022$162,472
Median Household Income
YoY
2022$799,500
Median Sale Price
3.2% MoM
2.2% YoY
6/202522
Homes Sold
24.1% MoM
21.4% YoY
6/20250.9
Months Inventory
13.8% MoM
43.9% YoY
6/202522
Days on Market
5 MoM
6 YoY
6/202519
Listings
13.6% MoM
13.6% YoY
6/2025212
Price per Sq Ft
2.9% MoM
0.1% YoY
6/2025
See 20871 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.