Responders were met by heavy fire and smoke at the West Harwood Terrace home around 1 p.m.
They eventually had to go to an exterior operation as flames blew out the roof and through windows.
The fire was declared under control around 2:40 p.m.
The injuries weren't initially considered serious.
Mutual aid responders at the scene or in coverage included firefighters from Cliffside Park, Englewood, Fort Lee, Leonia and Ridgefield.
ALL PHOTOS: Damien Danis for DAILY VOICE
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