Islandia NY
15 active listings out of 975 total properties we track across 2 Islandia ZIPs — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.
Download Islandia, NY property data
7,908,392 property records for all of New York — address, beds/baths, sqft, year built, status, list and last-sale price, price and tax history. Parquet or CSV.
Files are published by ZIP, county and state; this city is inside the state file.
Monthly snapshot · 486.3 MB Parquet · CSV (1.3 GB)
Records keep changing after a snapshot is compiled.
Rebuilt every day · same columns, same file layout
While you're here, take in the bigger picture — maps below show New York (statewide), not just Islandia. Same company, same dataset, different resolution.
Inventory breakdown
Distribution of the 15 currently-active listings in Islandia, NY. Full dataset covers 975 properties — listings, off-market homes, rentals, and full history.
ZIP codes in Islandia
Drill into any ZIP for hex-level breakdowns.
Nearby cities
Other New York cities within driving distance.
Get Islandia, NY data in your app
GET https://api.straply.com/v1/markets/city/islandia-ny
Authorization: Bearer $STRAPLY_KEY{
"city": "islandia-ny",
"total_tracked": 975,
"active": 15,
"median_list": 649999
}Islandia, NY real estate: market summary
As of November 2026, Straply tracks 975 homes in Islandia, NY, with 15 active for sale at a median list price of $649,999 (~$354/sq ft). Notably, the market is cooling — the median sale price is down 27% year over year.
- Median list price
- $649,999
- Median $/sq ft
- $354
- Active listings
- 15
- Median sale price
- $470,000 (-27% YoY)
- Properties tracked
- 975
Frequently asked: Islandia, NY real estate
What is the median home price in Islandia?
The median list price in Islandia, NY is $649,999 (about $354 per square foot), based on 15 active listings tracked by Straply as of November 2026.
What price range are homes in Islandia?
Active listings in Islandia, NY concentrate in: 53% $500k–$750k and 27% $750k–$1m.
Are home prices in Islandia going up or down?
The median sale price is $470,000, down 27% year over year. Straply tracked 35 sales here over the past 12 months.
How many homes are for sale in Islandia?
Straply is tracking 15 active listings in Islandia, NY out of 975 properties on record as of November 2026.
How old are the homes in Islandia?
Most homes in Islandia, NY were built in the 1960s. About 36% were built after 1980. The newest tracked home dates to 2026.
What types of homes are in Islandia?
Islandia, NY is mostly single-family homes (80% of listings). Also common: condos 20%.
How many bedrooms do homes in Islandia typically have?
The most common size in Islandia, NY is 4 bd.
What areas are near Islandia?
Nearby markets Straply also tracks include Hauppauge, Central Islip, Ronkonkoma, Nesconset.
Data as of November 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.