Four fire engines and 21 firefighters and officers were called to a fire at a disused sports pavilion in Great Cambridge Road in Edmonton.
The pavilion was destroyed by fire.
The Brigade’s 999 control officers took 35 calls to the fire.
The Brigade was called at 1715 and the fire was under control at 1811. Fire crews from Tottenham and Edmonton fire stations attended the scene.
The cause of the fire is under investigation.