Riots broke out in Enfield, north London in the night of Sunday, which is the second night of violence in the city, Xinhua reported.
Windows were smashed and cars were set on fire in the area, where more than 100 youths have clashed with riot police officers, some with dogs and batons.
There were riots in Tottenham, north London in the previous night, in which a bus, two police cars and a building were set on fire. More than 50 people were arrested by Sunday night.