What the Pros Know
Market Snapshot
Zip Code 20124 | Fairfax County, VA
15,117
Population
YoY
202246.8
Median Age
YoY
2022$208,125
Median Household Income
YoY
2022$1,150,000
Median Sale Price
4.5% MoM
24.0% YoY
6/202535
Homes Sold
0.0% MoM
16.7% YoY
6/20250.6
Months Inventory
34.4% MoM
75.4% YoY
6/202568
Days on Market
24 MoM
32 YoY
6/202521
Listings
34.4% MoM
5.0% YoY
6/2025289
Price per Sq Ft
0% MoM
0.9% YoY
6/2025
See 20124 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.