Isabella Newell was last seen leaving her home address at 10:15hrs on Saturday, 19 May in Archway but has not been seen since.
She is described as a white female with long brown hair. She may be wearing khaki tracksuit bottoms, a black top and Nike trainers.
Officers and Isabella’s family are extremely concerned for her welfare.
Anyone who sees Isabella is asked to call Central North police immediately on 02087336581 or 101 quoting...