A house has gone up in flames in West Busselton overnight.
Firefighters were called to the home on Seymour Street around 2.45am on Saturday.
No one was inside at the time of the fire.
The owner was advised and attended the scene.
Detectives are investigating and anyone with information is asked to contact Crime Stoppers on 1800 333 000 or make a report online at www.crimestopperswa.com.au