What the Pros Know
Market Snapshot
Zip Code 11939 | Suffolk County, NY
1,564
Population
YoY
202261.3
Median Age
YoY
2022$100,682
Median Household Income
YoY
2022$1,300,000
Median Sale Price
23.2% MoM
2.0% YoY
6/20255
Homes Sold
16.7% MoM
150.0% YoY
6/20251.4
Months Inventory
30% MoM
87.3% YoY
6/2025135
Days on Market
108 MoM
98 YoY
6/20257
Listings
41.7% MoM
41.7% YoY
6/2025847
Price per Sq Ft
62.7% MoM
65.6% YoY
6/2025
See 11939 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.