Hawaii County fire investigators are investigating the cause of a $300,000 fire that killed a woman Tuesday night in Honokaa.

When firefighters responded to the 8:20 p.m. alarm Tuesday on Kahana Drive near Old Mamalahoa Highway they found the single-story structure engulfed in flames.

The fire was brought under control at 10:23 p.m. and was extinguished at 3:36 a.m.

Neighbors reported that one person was missing and the woman’s body was found after the fire was brought under control.