The three-alarm blaze broke out on Beechwood Avenue in Mount Vernon around 6 p.m. and quickly spread to two neighboring buildings.
Everyone managed to get out safely and no injuries were reported, but one firefighter had to be treated for heat exhaustion.
The speed of the fire surprised people in the neighborhood and sent residents scrambling into the streets.
The cause of the fire is under investigation.
CLICK HERE to see images from the scene.
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