Ottawa Fire crews were called to a blaze at 972 Shefford Rd. in the east end around 6:00 p.m.Thursday.
They say they received 911 calls for smoke coming from the attic and second-floor vents. Nobody was in the home at the time.
Crews had the fire under control in roughly 20 minutes, putting it out entirely just before 7:00 p.m.
No injuries were reported.
An Ottawa Fire investigator was dispatched to determine the cause of the blaze.