Prospect Heights police said an officer heard multiple shots fired while traveling in the 800-block of Piper Lane at about 2:10 a.m.
The officer alerted dispatch about hearing shots in the area of Burning Bush and Piper lanes and responded along with other units.
Officers found a male juvenile wounded in his lower back. After officers applied trauma bandaging to the victim, he was transported to a hospital with non-life-threatening injuries.
Prospect police are investigating the shooting, which is believed to be gang-related, police said.