It happened around 4 a.m. Friday on Empire Street.
The Essex County Prosecutor's Office said two people were walking when a car slammed into them.
The driver kept going.
One person died at the scene. The other is hospitalized in critical condition.
A damaged vehicle was found under an overpass for Route 22, but it's unclear if it was the one that was used in the crash.
----------
* Get Eyewitness News Delivered
* More New Jersey news
* Send us a news tip
* Download the abc7NY app for breaking news alerts
* Download our connected TV app