Quincy Police Department said officers arrested the suspect involved in the shooting on the 900 block of Payson last month.
Police said officers arrested a 16-year-old boy on Saturday and charged him with aggravated battery with a firearm.
On July 19, 2018 police responded to the scene at 917 Payson Avenue and upon arrival, officers located a 14-year-old boy who was conscience, alert and breathing who reported he had been shot in the head.
Detectives said they questioned the victim at the hospital leading them to believe that foul play was involved. Detectives believe this was an isolated incident.
Officers said they have not made any other arrests in the shooting.