Firefighters with the Pittsburgh Bureau of Fire were alerted to a 2-alarm residential structure fire on the 200 block of Spencer Avenue in Carrick before 7:45 p.m. The fire quickly grew to three alarms.
The structure was deemed to be unoccupied and the fire was brought under control just before 8:15 p.m.
There was no exposure to any adjacent structures and no injuries were reported.
The Fire Investigation Unit is investigating the cause.