The shooting happened around 12:30 a.m. Friday inside an apartment building in the 200 block of King Street.
Investigators say a 22-year-old man was pronounced dead the scene.
A second man was rushed to the hospital. His condition was not released.
There was no immediate word on the circumstances of the shooting.
Anyone with information is asked to contact police at 610-970-6570 or Montgomery County detectives at 610-278-3368.