What the Pros Know
Market Snapshot
Zip Code 11789 | Suffolk County, NY
7,434
Population
YoY
202243
Median Age
YoY
2022$123,794
Median Household Income
YoY
2022$515,000
Median Sale Price
3.6% MoM
5.3% YoY
6/202525
Homes Sold
8.7% MoM
41.9% YoY
6/20251.1
Months Inventory
3.5% MoM
51.2% YoY
6/202522
Days on Market
1 MoM
3 YoY
6/202527
Listings
12.5% MoM
42.1% YoY
6/2025426
Price per Sq Ft
25.7% MoM
1.2% YoY
6/2025
See 11789 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.