Wayne Balacky, 21, of Danbury, a passenger in the car, was pronounced dead at Danbury Hospital after the accident.
Jausheema Perkins, 19, of Danbury, was driving the car and received head injuries.
James Redmond, 21, and Sakeem Morning, 19, both of Danbury, suffered leg injuries. They were being treated at Westchester Medical Center.
MTA spokeswoman Marjorie Anders said the bells on the train and lights at the rail crossing were working at the time of the accident. An MTA investigation is being conducted.
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