California State University, East Bay (commonly referred to as Cal State East Bay, CSU East Bay, and CSUEB, formerly known as Cal State Hayward) is a public university located in the eastern region of the San Francisco Bay Area. The university, as part of the 23-campus California State University system, offers over 100 areas of study. Cal State East Bay has been designated a "top–tier" institution among master's–granting universities in the west by U.S. News & World Report and has been recognized as a "Best in the West" college by the Princeton Review. Founded in 1957, Cal State East Bay has a student body of over 13,000. The university's largest and oldest campus is located in the Hayward Hills, with additional campus-sites in the cities of Oakland and Concord. Cal State East Bay is one of only a handful of universities in the California State University system to operate on the quarter system. With multiple campuses across the region, the university adopted a new, broader mission to serve the eastern San Francisco Bay Area in 2005.