Northern State Parkway (NSP) accidents in Oyster Bay, NY

What our records show

The Northern State Parkway (NSP) runs through Oyster Bay as one of the 29-mile primary parkways serving Nassau County, carrying roughly 100,000 vehicles per day. The posted speed limit is 55 mph. The route stretches from Grand Central Parkway (Queens–Nassau line, Lake Success) to Veterans Memorial Highway / NY 347 & NY 454 (Hauppauge), with Oyster Bay sitting along that spine. Locally, drivers know it as Northern State or Northern Parkway or NSP or northern-stpkwy or northern-state-pkwy.

Our database has logged 2 incidents on Northern State Parkway within Oyster Bay, including 1 moderate cases. No fatalities have been recorded in the incidents we track for this stretch. The most recent report we published involved Right Lane Closed After Minor Crash on Westbound Northern State Parkway on May 25, 2026. On average, we've seen roughly 2.0 reported crashes per month on this stretch during the period covered by our archive.

Inside Oyster Bay, Northern State Parkway intersects with or runs parallel to several other high-volume routes — Route 25A, Seaford-Oyster Bay Expressway, South Street — 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.

Town context matters because accidents here don't unfold in isolation. Oyster Bay is home to about 6,700 residents and falls under NCPD 8th Precinct. Serious injuries from Northern State Parkway crashes are typically triaged to Syosset Hospital (Northwell Health). Below you'll find every incident on this stretch we've covered, newest first.