ACT Ambulance Service and ACT Policing have left the scene of the residential fire at Banfield Street, Downer.
The fire was contained to one house. The cause of the fire was accidental.
Banfield Street has now been reopened.
ACT Fire & Rescue will remain at the scene throughout the night.
Canberrans are urged to ensure that they have working smoke alarms in their residences.
Working smoke alarms save lives.