Housing in Islandia, NY
Home values, rent, ownership rates, and housing market data
Housing Market Snapshot
Source: Redfin — January 2026Median Sale Price
$640,000
Median List Price
$749,000
Price Per Sq Ft
$381
Days on Market
24
Active Inventory
3
Months of Supply
0.6
Seller's market
Zillow Home Value
$612,578
ZHVI — January 2026
Price Trends
Source: RedfinMarket Competitiveness
Source: RedfinSold Above List
80.0%
Off Market in 2 Weeks
0.0%
Sale-to-List Ratio
103.2%
Seller's market
Market Activity
Source: RedfinHomes Sold
5
New Listings
1
Pending Sales
3
Price Per Square Foot
Source: RedfinMedian Sale $/SF
$381
Median List $/SF
$265
Islandia vs Similar Cities
Source: Census ACS / Redfin (2023)Compared to cities with under 10,000 residents. Islandia is highlighted.
Median Home Value
Median Rent
Median Price Per Sq Ft
Rent Burden
Census Housing Data
Source: U.S. Census Bureau ACS (2023)Median Home Value
$451,700
Median Rent
$1,781
Total Housing Units
1,324
Vacancy Rate
6.3%
Owner Occupied
96.3%
Renter Occupied
3.7%
Median Property Tax
$9,583
per year
Monthly Cost (w/ Mortgage)
$2,873
Housing Types
The current median sale price in Islandia, NY is $640,000 according to Redfin data. Homes spend a median of 24 days on the market. 80.0% of homes sold above asking price. The market has 0.6 months of supply. The median price per square foot is $381. The median rent is $1,781 per month (Census ACS). About 96.3% of housing units are owner-occupied. The median year homes were built is 1969. There are 1,324 total housing units.