San Luis Obispo County
San Luis Obispo County  is in the Central Coast of California in the United States of America. The county seat is San Luis Obispo (population 46,000), home to California Polytechnic State University (Cal Poly) with 20,000 students. The county is the third largest wine producer in California, behind Sonoma and Napa counties. It has a number of coastal towns. A major attraction is Hearst Castle at San Simeon.