California State University, Northridge reviews 28.08.201606.09.2016 evgeshik California State University, Northridge (also known as CSUN) is a public university in the Northridge neighborhood of Los Angeles, California, United States, in theSan Fernando Valley. Related posts: California State University, Los Angeles (CSULA) reviews University of California, Los Angeles (UCLA) reviews University of West Los Angeles reviews California State University, Dominguez Hills (CSUDH) reviews