Long Island Expressway (I-495) accidents in Patchogue, NY

What our records show

The Long Island Expressway (I-495) runs through Patchogue as one of the 66-mile primary expressways serving Suffolk County, carrying roughly 200,000 vehicles per day. The posted speed limit is 55 mph (50 mph in Queens). The route stretches from Queens Midtown Tunnel (Manhattan) to County Route 58 (CR 58), Calverton / Riverhead (Suffolk County), with Patchogue sitting along that spine. Locally, drivers know it as LIE or L.I.E or LIE highway or L.I.E highway or The Expressway or Interstate 495 or I-495 or 495 or 495 highway or Route 495.

Our database has logged 2 incidents on Long Island Expressway within Patchogue, including 1 critical, 1 moderate cases. No fatalities have been recorded in the incidents we track for this stretch. The most recent report we published involved Portion Of LIE Shut Down For Nearly 3 Hours After Truck Driver Hurt In Crash In Yaphank: Police on April 10, 2026. On average, we've seen roughly 0.7 reported crashes per month on this stretch during the period covered by our archive.

Inside Patchogue, Long Island Expressway intersects with or runs parallel to several other high-volume routes — Sunrise Highway, Montauk Highway — so many crashes on this corridor originate at exits and interchanges rather than along open stretches. That pattern matches what we see in the incident reports below, which cluster around entry and exit ramps feeding those surface streets.

Village context matters because accidents here don't unfold in isolation. Patchogue is home to about 12,440 residents and falls under SCPD 5th Precinct. Serious injuries from Long Island Expressway crashes are typically triaged to Brookhaven Memorial Hospital Medical Center. Below you'll find every incident on this stretch we've covered, newest first.