She was wearing her school uniform, including a blue tartan skirt, along with a black coat with fur around the hood, black tights and shoes.
Kadie McKenzie, 14, vanished from Paddock Wood in Kent after being captured on CCTV walking with unknown man.
Kent Police said she was walking with an unknown male in the direction of Paddock Wood town centre.
The force described Kadie as white, of slim build, around 5ft 4in and has brown straight hair.
Kadie McKenzie failed to turn up at school in Kent.