Tyrone Heard was found in his first-floor apartment at the Seth Boyden Apartments when firefighters went in to extinguish the blaze, Acting Essex County Prosecutor Robert D.
Laurino and Newark Public Safety Director Anthony F. Ambrose said.
He was pronounced dead at 1:33 a.m. after officials were notified of the fire at 12:55 a.m., authorities said.
The cause of Heard’s death is pending an autopsy.
The Newark Fire Department and the Essex County Prosecutor’s Office’s Homicide and Major Crimes Task Force are investigating the blaze.