The 16-year-old was shot multiple times in the upper torso. He was treated for non-life threatening injuries.
Deputies have responded to two scenes, one at the juvenile hall and one in Rancho Cordova.
Officers with the Elk Grove and Rancho Cordova police departments worked alongside the sheriff's deputies at one of the scenes at Lincoln Village Community Park on Vanguard Drive and Romford Way. At around 8:20 p.m., shots were fired in the area.
The 16-year-old victim was then driven by a friend to the Sacramento County Juvenile Hall for help. The car, riddled with bullet holes, was surrounded by crime tape at the scene.
The sheriff's department reports the suspect, who is at large, is a black adult male of medium build between the ages of 20 to 25. At the time of the incident he was wearing a white shirt, blue jean shorts and wearing or carrying a red hat.
The incidents leading up to the shooting have not been reported.
Stay with FOX40 News and FOX40.com for more updates as this story develops.