Suspicious fire at Belair Avenue in Port Willunga.

A suspicious fire in Port willunga has inflicted significant damage to a Belair Avenue house.

Police and fire crews were called to a house at 12:30pm on Tuesday, July 31 after reports of a fire in the area.

The fire was quickly controlled but not before it was able to cause a significant amount of damage however, no damage to neighbouring properties or personel was reported. 

Fire Cause Investigators and Southern Police Districts are investigating the fire.

Anyone who may have seen suspicious activity in the area of Belair Avenue today is asked to call Crime Stoppers on 1800 333 000.