The blaze broke out about 1:30 on Thursday morning in a house on the 900 block of Beechwood Avenue in Lindenwold.
When firefighters arrived they found flames spitting out of the rear of the home.
The fire quickly tore through the roof.
Within a few minutes flames whipped through the entire house.
It took firefighters more than an hour-and-a-half to gain control of the situation.
All the residents managed to get out safely.
So far, there's no word on a cause.