Ottawa Fire crews were called to a house fire in a single-family bungalow at 928 Cameron St. in Cumberland overnight.
They say they received several 911 calls just after 2:30 a.m. reporting flames coming through the back of the home, through the roof.
Crews were able to get the blaze under control quickly.
The fire was put out around 3:15 a.m., and no injuries were reported. The victims are being assisted by the Red Cross.
A fire investigator is being sent to the scene to determine the cause.
There's no word yet on the cost of the damage.