San Diego State University (SDSU, State) is a public research university in San Diego, and is the largest and oldest higher education facility in San Diego County. Founded in 1897 as San Diego Normal School, it is the third-oldest university in the 23-member California State University (CSU), and is considered the flagship campus of the entire system. SDSU has a student body of more than 34,000 and an alumni base of more than 260,000. The university awards 189 types of bachelor's degrees, 91 different master's degrees, 22 types of doctoral degrees including Ed.D, Ed.S, DPT, J.D., Au.D, Ph.D. programs in collaboration with Claremont Graduate University,UC Davis, UC Riverside, UCSD, and UCSB. The university also offers 26 different teaching credentials.SDSU offers more doctoral degrees than any other campus in the California State University system.