Crews arrived just before 11:00 at Parkwood Place to find flames shooting out of the roof of a vacant home. They battled the blaze for more than three hours.
The injured firefighters were rushed to a local hospital. All of their injuries are considered minor and they have since returned to duty, an L.A. County Fire Department dispatcher said. No other injuries were reported.
The cause of the fire is still under investigation.
City News Service contributed to this report