California State University San Marcos is located in North County San Diego. Just a short distance from California’s most beautiful beaches, mountains and deserts where you can swim, surf, hike, golf and ski. Nestled in the foothills in the city of San Marcos, CSUSM is surrounded by rolling hills and scenic views, and within walking distance of supermarkets, shops and restaurants. CSUSM is a state-of-the-art, technologically sophisticated mid-sized campus of 15,000 students with all of the resources of a large, comprehensive university. We look forward to welcoming you to CSUSM!