The 14-year-old victim, who studies in class VIII, was taken to a secluded place under some pretext by 21-year-old Naushad last evening and raped, SHO Sahaspur police station Suryabhushan Negi said.
The incident occurred in Manduwala area of the city, he said.
The accused, a labourer, threatened the girl with dire consequences if she disclosed the matter to anyone. However, the girl told her parents about what she had gone through and the matter was reported to police.
The medical examination of the girl has confirmed rape and the man has been arrested, Negi said.