Two adults, three children and the family dog escaped this home in Howard County before it blew up Friday. (Howard County Department of Fire and Rescue Services)

A family of five escaped their Howard County home just before an explosion late Friday, authorities said Saturday.

According to Howard County fire officials, the department was alerted by the homeowner to a gas leak inside the residence in the 15000 block of Bushy Park Road of Woodbine. Shortly after firefighters arrived, the department said, there was an explosion.

Two adults and three children got out before the blast, according to the fire department. No one was injured; the family dog also was safe.

According to an account posted early Saturday, the fire was quickly controlled. Investigators were at the site, the fire department said, to determine the cause of the explosion and find where it originated.

Damage was estimated at $300,000, the department said.

This story has been updated.