It happened around 6:30 p.m. on Shaw Road at Scrub Oak Court.
Eight-year-old Tyrell Ellison suffered a broken leg. He was airlifted to UNC Hospitals in Chapel Hill.
The driver of the car has not been charged.
Another child was struck just before 9 p.m. in Clayton.
It happened on Lombard Street. A child was transported to WakeMed. It is not known how serious the child's injuries are.
