Police responded to the campus in the 4600 block of West Olympic Boulevard just after 8 a.m. Officers are canvassing the campus, looking for anything suspicious.
Some 300 students have been waiting in the football field. Police have not specified the nature of the bomb threat.
A search of the campus was conducted, and the area was declared safe around noon, according to Los Angeles Unified School District police. No explosives were found, the Los Angeles Police Department reported.