Crews from Stanground, Dogsthorpe and Whittlesey were called to a derelict building fire on Broadway, Yaxley.
Firefighters used two hose reels to extinguish the fire and returned to their stations by 6.33pm
Crews reinspected the property at 10pm.
The cause of the fire was deliberate.
Anyone with information should contact police on 101 or call Crimestoppers anonymously on 0800 555 111.