Four fire engines and around 25 firefighters attended a fire at a bungalow on Old Lodge Lane in Kenley.
Half of the roof of the property was damaged by fire. There were no reports of any injuries.
The Brigade was called at 1508 and Control Officers mobilised crews from Purley, Wallington and Croydon fire stations to the scene. The fire was extinguished by 1653.
The cause of the fire is under investigation by the Brigade and Metropolitan Police.