District Contact & Information
Source: NCES CCD 2024–25Schools in Walnut Valley Unified School District
15 schools listed| School | Level | Grades | Students | City |
|---|---|---|---|---|
| Castle Rock Elementary | Elementary | Kindergarten – 5th | 684 | Diamond Bar |
| Collegewood Elementary | Elementary | Kindergarten – 5th | 606 | Walnut Valley |
| Cyrus J. Morris Elementary | Elementary | Kindergarten – 5th | 485 | Walnut |
| Evergreen Elementary | Elementary | Kindergarten – 5th | 709 | Diamond Bar |
| Leonard G. Westhoff Elementary | Elementary | Kindergarten – 5th | 654 | Walnut |
| Maple Hill Elementary | Elementary | Kindergarten – 5th | 556 | Diamond Bar |
| Quail Summit Elementary | Elementary | Kindergarten – 5th | 696 | Diamond Bar |
| Vejar Elementary | Elementary | Kindergarten – 5th | 631 | Walnut |
| Walnut Elementary | Elementary | Kindergarten – 5th | 706 | Walnut |
| Chaparral Middle | Middle | 6th – 8th | 1,349 | Diamond Bar |
| South Pointe Middle | Middle | 6th – 8th | 979 | Walnut |
| Suzanne Middle | Middle | 6th – 8th | 1,190 | Walnut |
| Diamond Bar High | High | 9th – 12th | 2,563 | Diamond Bar |
| Ron Hockwalt Academies (Continuation) | High | 9th – 12th | 36 | Walnut |
| Walnut High | High | 9th – 12th | 2,148 | Walnut |
Zip Codes Served by Walnut Valley Unified School District
2 zip codesFrequently Asked Questions
About Walnut Valley Unified School District
Walnut Valley Unified School District is a public school district serving 2 zip codes in California, primarily in Los Angeles County. It carries an overall rating of 10/10 (Excellent), the 95th percentile among California districts. That rating reflects the share of students proficient in reading and math on state assessments (CAASPP 2023–24) and is ranked only against other California districts — scores are not comparable between states. Directory details on this page come from the NCES Common Core of Data, 2024–25.
Schools in this district
NCES lists 15 schools operating under Walnut Valley Unified School District — 9 elementary, 3 middle and 3 high. The largest by enrollment is Diamond Bar High with 2,563 students. School-level enrollment comes from the NCES Common Core of Data school directory; a school with no reported enrollment is shown with a dash rather than a zero.
Checking your own address
District boundaries are address-specific and do not follow zip code lines exactly — a single zip code can be split between two or more districts. Use the zip codes listed above as a starting point, then confirm your assignment with the district office at (909)595-1261 before making a housing decision.