What Happened
A crash on westbound NY 25A in Nassau County closed the right lane on Monday, September 14, 2026. The incident was classified as major severity. No specific cross-street, time of occurrence, vehicle types, or injury information has been confirmed by authorities at this time.
The right lane closure remained in effect following the collision. The left lane stayed open, but drivers on westbound NY 25A faced reduced capacity at the scene.
Nassau County has recorded 1,297 accidents in Long Island Traffic’s local incident database, making it one of the most active crash corridors on the island. Monday’s incident on NY 25A added to a busy day on Nassau County roads, which also saw a crash on the Northern State Parkway, a disabled vehicle on the Northern State Parkway, a crash on NY 135, and a crash on the Southern State Parkway — all on September 14.
Location & Road Context
NY 25A runs east-west across Nassau and Suffolk counties, passing through dense commercial and residential corridors including Great Neck, Roslyn, Manhasset, and Port Washington. The westbound lanes carry significant commuter traffic toward Queens during morning and midday hours. According to Long Island Traffic’s incident registry, NY 25A has logged 4 recorded incidents in 2026 through this date.
For more on crash patterns and road conditions across Nassau County, see Long Island Traffic’s Nassau County accidents and NY 25A road page.