The 14-year-old victim was kidnapped by a person when she was returning home from school at Sangalat near Khed in Ratnagiri district yesterday.
Later, when the villagers searched for her they found the body, bearing wounds apparently inflicted by a sharp weapon.
A case has been registered in this regard, Khed police said, adding that a search for the killer was on while they were also trying to find out if the girl was sexually assaulted before being murdered.