DORCHESTER, MASS. (WHDH) - Firefighters battled a three-alarm house fire that spread to a neighboring home in Dorchester Friday evening.

Crews responding to a reported fire at 141 and 145 Howard St. just after 7 p.m. found heavy smoke and flames pouring out of the top and backside of the triple-decker, according to posts on the fire department’s Twitter page.

The fire quickly spread from one home to another and continued to rage in pockets of the roof before it was knocked down sometime before 10:30 p.m., officials said.

All residents were able to evacuate. Nine adults and several children were displaced because of the blaze, according to officials.

The cause of the fire remains under investigation.

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