Fire caused about $135,000 damage to a Keaau house this morning, Hawaii County firefighters said.

The two-room extension of the house and one bedroom received heavy fire damage, the Fire Department said. The rest of the home sustained major smoke and heat damage.

The fire was reported at 7:49 a.m. and the first unit responded at 7:55 a.m. at 16-1718 34th Avenue in the Orchidland subdivision.

When they arrived at the scene at 7:59 a.m., smoke and flames were coming from the rear of the house. Firefighters searched for victims until the homeowner arrived on scene and told them no one was home.

The cause of the fire remains under investigation.