Pittsburgh bureaus of Fire, EMS and Police responded to a 3-alarm structure fire around 7 p.m. on the 5200 block of Wickliff Street.
When First Responders arrived, they found three homes with heavy flames showing.
Windy conditions and significant smoke complicated First Responders' efforts.
There were no reported injuries or EMS transports.
McCandless Avenue was closed from Duncan Street to Stanton Avenue.
The Fire Investigation Unit, consisting of Police Detectives and Fire investigators, will determine the cause of the fire.