Nueva Vista is Mt. Diablo Unified's Necessary Small High School (NSHS), an alternative school that serves 54 students. It is a geared toward students who may not have been successful in a traditional high school setting. The staff usually has a full-time administrator and to full-time teachers; the rest of the staff -- a resource specialist, a counselor, a student services coordinator and a clerical support person -- are part-time. The school is located on the Concord High campus.