Santa Clara County firefighters Monday night were battling a two-alarm fire at a house in an unincorporated part of Los Gatos hills.

At about 10:45 p.m., fire crews responded to a house fire on Black Road near Lakeside Elementary School. Within 45 minutes the fire was under control. Santa Clara County fire dispatchers said they did not know if anyone was injured in the blaze.

The cause of the fire is under investigation.