Neighbors of a house in Oregon City called 911 when they saw smoke coming from a house.
It happened just before Noon at 21520 S. Clear View Ct. in Oregon City.
Firefighters say it appeared the fire started in the back of the home and spread in to the attic.
The fire was under control in 15 minutes.
The family's dog died in the fire.
The Red Cross is helping three family members who were displaced find temporary housing.
The cause of the fire is under investigation.