Four fire engines and around 25 firefighters were called to sheds alight in Woodside Road in Plaistow.
Four sheds were destroyed by fire. Fencing between two houses was also damaged by fire.
The Brigade was called at 1151 and the fire was under control at 1303. Fire crews from Stratford, Homerton, Leyton and Plaistow fire stations attended the scene.
The cause of the fire is under investigation.