Approximately 20,000 Undergraduate 10,000 Post-graduate/other students for a grand total of around 30,000 students.
33,354
Loyola Marymount University is located in the Los Angeles, CA area.
It depends on which University of California you're talking about. There are many (E.G., UCLA, UCSD, UCBerkeley...). You can usually find their demographics info on their respective home-pages.
175,000