In the very early hours of Friday morning crews from Didcot Fire Station were called to a report of a van on fire in Harwell Village.
On arrival, crews discovered a camper van well alight, with the flames threatening surrounding property and vehicles.
Firefighters, wearing breathing apparatus and with two high-pressure hose reels, quickly brought the blaze under control.
The cause of the fire is believed to be arson and Thames Valley Police are making enquiries in the local area.
If you have any information that could assist the investigation please call
101