Police say three armed suspects opened fire on a group of males standing near the 1200 block of Parrish Street around 12:30 a.m.
When police arrived, three men were wounded including a 17-year-old who is listed in critical condition.
An 18-year-old and 19-year-old were also hospitalized with gunshot wounds, both are listed in stable condition.
Witnesses say the gunmen fled into a nearby housing project.
Anyone with information is asked to contact Philadelphia Police.