About 70 shanties were gutted after a fire broke out at a slum in Rohini, the Delhi Fire Service said on Saturday.
The incident took place on the intervening night of Friday and Saturday, they said. No casualty has been reported.
A call about the fire was received at 12.18 a.m. and 14 fire tenders were rushed to the spot.
The cause of fire is yet to be ascertained, officials added.