Perth County OPP and North Perth Fire are on the scene on Perth Line 88 in North Perth for a suspicious structure fire.
The North Perth Fire Department responded to a report of a fire at a residence and barn on a vacant property just before 4am. No injuries were reported from the blaze.
The roads around the area were closed but have since reopened.
The Office of the Ontario Fire Marshall has been notified. Perth County Major Crime Unit is assisting with the investigation.