- 4 bd
- 2 ba
- 1,680 sqft

The average West Islip, NY home value is $774,423, up 5.0% over the past year. (Updated on )
Zillow Home Value Index (ZHVI), built from the ground up by measuring monthly changes in property level Zestimates, captures both the level and home values across a wide variety of geographies and housing types.
Typical Home Values: $774,423
1-Year Value Change: +5%
(Data through August 31, 2026)
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The median home value in West Islip, NY is $774,423 as of August 2026. This represents a 1.1% increase compared to last month and a 5.0% increase year-over-year.
Home values in West Islip, NY have increased by 1.1% month-over-month and 5.0% year-over-year.
The median home value in West Islip, NY ($774,423) compares to: Suffolk County ($738,423), New York ($526,714), and the U.S. national median ($368,697).