A Message from the Supervisor

“Welcome to Islip, the 3rd largest town in New York State, but with an endearing small town feel. We are so proud of our town…our beaches, golf courses, marinas, parks, housing opportunities for all, businesses, industrial parks, healthcare and educational institutions including our own Islip MacArthur Airport that provides many job opportunities. I sincerely hope you find this website helpful.” - Angie


May 3rd, 2021 TRAVEL ADVISORY: Overnight Closures on Sunrise Highway (State Route 27) in the Towns of Islip and Brookhaven The New York State Department of Transportation advised motorists today to expect a series of overnight closures of Sunrise Highway (State Route 27) in the towns of Islip and Brookhaven, Suffolk County, from Wednesday, May 5, through Friday, May 7, and again on Monday, May 10, to accommodate bridge cleaning operations.

All traffic from Sunrise Highway will be detoured onto the Service Road between 10 p.m. and 5 a.m. at the following times and locations:

  • Wednesday, May 5 - eastbound between exit 49 (Lakeland Avenue/Suffolk County Route 93) and exit 50 (Lincoln Avenue).
  • Thursday, May 6 - westbound between exit 50 and exit 49.
  • Friday, May 7 - eastbound between exit 52A (North Ocean Avenue/Suffolk County Route 83) and exit 53 (State Route 112).
  • Monday, May 10 - westbound between exit 53 & exit 52A.

Motorists are urged to plan accordingly and drive responsibly in work zones. Fines are doubled for speeding in a work zone. Convictions of two or more speeding violations in a work zone could result in the suspension of an individual’s driver license.

For up-to-date travel information, call 511, visit or download the free 511NY mobile app.