IDAHO FALLS, Idaho -

The Idaho Falls Fire Department says a house fire Thursday morning was caused by improper use of extension cords.

The fire on 420 Garfield ignited around 11 a.m. The fire extended from the front room into the attic space.

The blaze was out as of 11:30 a.m. It caused $25,000 in damage.

The owners were not home when the fire began.