LOW
Jul 1, 5:30 PM Left-Shoulder Closure Slows Westbound I-495 Traffic in Suffolk County After Minor Crash
I-495 ·Islip, Suffolk County ·left shoulder closed
Long Island Expressway (I-495) accidents in Islip, NY
28 tracked reports on Long Island Expressway in Islip, Suffolk County. Most recent: September 15, 2026.
Live conditions for the whole corridor are on the Long Island Expressway traffic page.
Crash data for Long Island Expressway in Islip
511NY crash records, last 90 days 20 Records 511NY located in "Islip", Jul 10, 2026 – Oct 8, 2026. One crash can produce more than one record.
Reports on Long Island Expressway in Islip
LOW
Jun 11, 7:48 AM Police Activity Closes Right Shoulder on Westbound I-495 Near Exit 53 in Islip
I-495 ·Islip, Suffolk County ·right shoulder closed
MODERATE
Jun 10, 4:52 PM Two Center Lanes Shut Down on I-495 Eastbound in Suffolk County
I-495 ·Islip, Suffolk County ·2 Center lanes closed
LOW
May 28, 8:54 AM Right Shoulder Closed After Westbound I-495 Crash in Suffolk County
I-495 ·Islip, Suffolk County ·right shoulder closed
MODERATE
May 20, 2:10 PM Cessna From Long Island MacArthur Crashes Into Hudson River, Both Aboard Survive
Long Island Expressway ·Islip, Suffolk County
Emergency resources in Islip
Hospitals
- Southside Hospital (Northwell Health) — 301 E Main St, Bay Shore, NY 11706 | (631) 968-3000
- Good Samaritan Hospital Medical Center — 1000 Montauk Hwy, West Islip, NY 11795 | (631) 376-3000
Police
- SCPD 3rd Precinct — 200 E Sunrise Hwy, Lindenhurst, NY 11757 | (631) 854-8300
- SCPD 5th Precinct — 92 Medford Ave, Patchogue, NY 11772 | (631) 854-8500