Vacant Land 1 to 5 Acres in Islip

Larger vacant parcels of 1 to 5 acres in Islip — worth reviewing for subdivision or accessory-structure potential under the applicable zoning district.

2,926
Distressed
38
Auction
2,404
Vacant parcels

Found a buildable lot? See a recent Suffolk County new-construction build by Chokdee Properties, a local home builder.

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Frequently asked questions

How do I find buildable land in Islip?
This page lists vacant parcels in Islip with acreage, zoning context, and ownership data. Filter by lot size and zoning before reaching out to owners or listing agents.
Is the land zoned residential in Islip?
Zoning varies by parcel. Each parcel page shows the current zoning code along with overlay districts, wetlands flags, and other build constraints sourced from the town.
Who owns vacant land in Islip?
Sign up free to see owner names and mailing addresses for vacant parcels in Islip, sourced directly from Suffolk County clerk records.

School and fire districts in Islip

Property in Islip falls mainly within the BRENTWOOD UFSD, with 3 other districts also covering part of the area. School district is one of the larger line items on a Suffolk tax bill, so it materially affects carrying cost on any property here.

School districts

Fire districts

  • BRENTWOOD FD
  • AUTOMATIC MUTUAL AID TO BAY SHORE FD
  • ISLIP FD
  • WYANDANCH FD

Shares are measured from parcel-level district membership in the county GIS boundary files, sampled across Islip’s ZIP codes. District membership is derived from each parcel’s centroid — check the district directly before relying on it for enrollment or insurance decisions.