Islip NY FSBO Homes - Page 3 (0)

Learn More About Islip, New York

Currently there are 736 homes for sale, 92 condos and apartments for sale, 18 vacant land for sale and 3 townhomes for sale in Islip

Currently Islip has 849 properties on the market for sale. The inventory was last updated 07/26/2025. Of these properties, 736 single family homes are for sale by their owners in Islip, and 92 condos are for sale by their owners in Islip. The average price of the single family homes for sale in Islip, is $691,060, the average condo price in Islip, is $647,065. The average price per square foot of the active inventory is $336. This is based the living area square footage.

Over the last year, there have been 0 of properties sold in Islip. Of these properties, 0 single family homes have sold by their owners in Islip, and 0 condos have sold by their owners in Islip. The average sales price of the single family homes sold in Islip, is $. Single family homes have been selling for per square foot of living area. The average sales price of the condos for sale in Islip, is $. Condos have been selling for per square foot of living area.

The most active subdivisions with listings for sale in Islip, are:

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Disclaimer: Listing broker has attempted to offer accurate data, but buyers/lessees are advised to confirm all information IDX information is provided exclusively for consumers' personal, non-commercial use that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, and that data is deemed reliable but is not guaranteed accurate by the MLS. The MLS may, at its discretion, require use of other disclaimers as necessary to protect Participants and/or the MLS from liability.
This data up-to-date as of 07/26/2025