BOSTON (WHDH) - Boston firefighters battled a large fire that broke out early Friday morning in a multi-family home in Mattapan.

Crews responding to a reported fire at 1220 Blue Hill Ave. around 3 a.m. found the second- and third-floor rear porches engulfed in flames, according to the Boston Fire Department.

All of the residents were able to safely evacuate.

Fire officials say 18 people and a dog were displaced by the fire, which caused an estimated $350,000 in damage.

The cause of the fire remains under investigation.

This is a developing news story; stay with 7NEWS on-air and online for the latest details.

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