A man in his 20s has been killed in a single-vehicle collision overnight.
The man was a back-seat passenger in the car and was pronounced dead at the scene.
The driver and front seat passenger were both taken to Beaumont Hospital with minor injuries and were later released.
A section of the M1 Northbound that had been closed between junction 4 and junction 5 is now open again. Local diversions have been lifted.
Gardai are appealing for any witnesses to contact Swords Garda Station on 01-6664700, the Garda confidential telephone line 1800 666 111 or any Garda Station.
