Around 35 firefighters tackled a blaze at a church hall on Percy Road in Twickenham, in the early hours of this morning.
Half of the roof and half of the ground floor of the single storey building was damaged by fire.
No-one was injured in the incident.
Six fire engines from Kingston, Twickenham, Richmond and Heston fire stations attended the incident.
The Brigade was called at 0314 and the fire was under control at 0452. The cause of the fire is under investigation.