Philadelphia Police were called to the corner of Ditman and Sanger Streets at 11 p.m.
Officers say five to ten shots were fired.
Both the teenager and a 30-year-old man were shot in the legs.
They went to the hospital in stable condition.
Their identities have not been released.
Stray bullets also damaged a parked pick-up truck.
Police don't have a description of the shooter's vehicle.
They are still searching for a suspect and a motive.