What the Pros Know
Market Snapshot
Zip Code 11731 | Suffolk County, NY
30,714
Population
YoY
202245.7
Median Age
YoY
2022$151,291
Median Household Income
YoY
2022$790,000
Median Sale Price
1.9% MoM
5.3% YoY
6/202573
Homes Sold
14.1% MoM
9.0% YoY
6/20250.5
Months Inventory
4.1% MoM
26.1% YoY
6/202522
Days on Market
1 MoM
4 YoY
6/202535
Listings
9.4% MoM
20.7% YoY
6/2025373
Price per Sq Ft
0.5% MoM
2.5% YoY
6/2025
See 11731 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.