The victim, believed to be a 14-year-old boy, was shot at least three times at around 2 a.m. on Fillmore Place.
Police say he was shot once to the chest and twice in the legs. He was rushed to Jersey City Medical Center in unknown condition.
A dark colored SUV, possibly a Nissan, fled the scene.
It was not clear if the vehicle was linked to the shooting.
The boy was shot near his home.