The Los Angeles County Sheriff's Department says the man was found in critical condition around 7:30 p.m. Saturday in a campus parking lot. He was taken to a local hospital, where he was pronounced dead.
The victim has not yet been identified.
It is unclear if the victim was shot there or at another location, authorities said. There was no immediate information on a suspect or a motive.
Authorities say there were no classes or school activities happening at the time.
As of 11 p.m. Fulton Avenue remained closed from Burbank Boulevard to Hillview Park Avenue for the investigation.