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About Islip, New York

The Town of Islip ( /?a?sl?p/) is one of ten towns in Suffolk County, New York (USA). Located on the south shore of Long Island, the town population was 335,543 at the 2010 census. The smaller, unincorporated hamlet of Islip lies within the town.

News from Islip

Islip Facts

  • Population Total: 335,543
  • Square Miles: 105.3
  • Area Code: 631
  • Elevation: 7
  • Postal Codes: 11751
  • Timezone: North American Eastern
  • Website: http://www.townofislip-ny.gov/