The incident took place in the city of Poughkeepsie on Sunday, April 10.
Police received a report of a female down on the floor at a residence within the city, said Sgt. Sean Fitzgerald, of the city of Poughkeepsie Police.
Upon their arrival, officers located the 17-year-old girl who was unconscious and unresponsive with severe injuries to her head from an assault, Fitzgerald said.
Officers secured the scene and EMS rendered immediate aid, then transported the seriously injured victim to a local area hospital for further medical treatment, he added.
During the course of the investigation, a suspect was identified and located by the City of Poughkeepsie Police Department, who then contacted the New York State Police to request assistance.
The suspect, Sebastian Morataya-Mendez, age 25, of the city of Poughkeepsie was detained without incident in Orange County by state police, Fitzgerald said.
After a further investigation, Morataya-Mendez was charged with attempted murder and remanded to the Dutchess County Jail.
The victim remains in the hospital in critical condition, Fitzgerald said.
Anyone with information related to this incident is encouraged to call the Tip Line at 845-451-7577.
Click here to follow Daily Voice Mahopac and receive free news updates.