Homes for Sale Under 700K in West Islip, NY

24 Homes for Sale

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West Islip, NY Housing Market Overview

West Islip is moving fast, and is a seller's market. Just 2.8 months of supply and 41 days on the market mean less competition for buyers and more leverage for you.

Status

Seller's Market

Days on Market

41

Inventory

22

Sep 2021Mar 2024Mar 2026

Median Home Price

$722,500Down 0.14%

In Mar 2026 · YoY

Sep 2021Mar 2024Mar 2026

Mortgage Rates 30-Yr Fixed

6.23%Down 0.58%

Current rate · YoY

Loan Type

30-Year Fixed

Housing Supply

Homes For Sale
22 Down 0.45%
Newly Listed Homes
16 Down 0.16%
Months of Supply
2.8 Down 0.50%

Housing Demand

Homes Sold
8 Down 0.00%
Sale-to-List Ratio
105.8% Up 6.32%
Homes Sold Above List
87.5% Up 62.50%

30-yr fixed rate 6.23% · Data as of Mar 2026 · Source: Houzeo Research.

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  • mls-imgIDX Logo
    Based on information from OneKey MLS, through Oct 8, 2026, 11:01 AM. IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed. © 2026 OneKey® MLS. All rights reserved.
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West Islip, NY Housing Marketlink qauare
Homes Available icon

24

Homes Available

Median List Price icon

$ 722,500

Median List Price

Avg on Market icon

41 Days

Avg on Market

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