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

LIRR Logo, reading "MTA, Long Island Rail Road"

June 20th, 2019 – The LONG ISLAND RAIL ROAD Signal Deptatment is planning to close Islip Avenue Southbound to all traffic on Tuesday, June 25th from 7AM - 6PM at the grade crossing, in order to perform crossing rehabilitation work. A full road closure will also be required to complete the scheduled work on Saturday, June 29th from 12AM - 12PM.

While the work is in progress, the LIRR and MTA Police will be on site to facilitate safe traffic control and enforce road closure. For more information, please visit

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