High Quality Content by WIKIPEDIA articles! The San Diego Community College District (SDCCD) is a public community college division in the city of San Diego, California. The district is one of the five community college districts in San Diego County; part of the greater California Community College system. Under the California Master Plan for Higher Education, the California Community College system is a part of the state`s three-tier public higher education system, which also includes the University of California system and California State University system.