Happy Valley Union Elementary School District
#198 Most Diverse School Districts in California. School District, ANDERSON, CA. 1 Niche users give it an average review of 5 stars. Featured Review: Alum says My time at Happy Valley is something that I personally will never forget. The feeling of the school overall makes the student feel safe and wanted. I highly recommend looking into this school because... Read 1 reviews. Overall Niche Grade: C+, Total Schools: 3, Students: 468,