California Polytechnic State University, also officially known as Cal Poly and informally as Cal Poly, San Luis Obispo or Cal Poly SLO, is a public university located in San Luis Obispo, California, United States. The university is the original polytechnic campus of the California State University, and is currently one of only two such campuses in the system. Comprising six distinct colleges, the university offers 64 undergraduate programs, 32 graduate programs and 14 credentials. Specifically, the university's engineering, architecture, and agriculture colleges consistently place at the top of United States national academic rankings. In U.S. News & World Report's 2013 America's Best Colleges report, Cal Poly ranked as the No. 1 Public Master's University in the Western United States for the 20th consecutive year. U.S.