Education | Children's Services Education | Children's Services 33.1290871,-117.1596729,California State University San Marcos {Directory Results} Search Radius... 1 mi 5 mi 10 mi 50 mi 100 mi Colleges/University Results: 1 California State University San Marcos 333 South Twin Oaks Valley Road, San Marcos, CA 92096 (760) 750-8718 Send Email Visit Website Powered By GrowthZone