Fire officials in Orillia are investigating a suspicious fire at an abandoned house early Sunday morning.

Crews responded the fire at 124 Colborne Street East around 12:20 a.m. Flames could been seen from a second storey window when crews arrived and they started a defensive attack.

The building was a total loss and damage is estimated at $200,000.

Orillia Fire Chief Ralph Dominelli tells CTV News that building officials with the city of Orillia had placed an unsafe order on the home.