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Walnut Valley Unified Schools
Walnut Valley Unified is a public school district in California, based in Los Angeles County (Walnut). SchoolGrade grades 15 of its schools on actual versus projected test scores; every school below has its own page.
Walnut Valley Unified on the map
District boundary from the NCES EDGE composite school district file. Each marker is a graded school; click it for its grade and scores.
SchoolGrade summary for Walnut Valley Unified
2 of 15 schools in Walnut Valley Unified carry a SchoolGrade (13 have too little test data to grade). Grade distribution:
A: 2
Every school in Walnut Valley Unified
High schools (2)
- A Diamond Bar High, Diamond Bar
- A Walnut High, Walnut
Middle and junior high schools (3)
- Chaparral Middle, Diamond Bar
- South Pointe Middle, Walnut
- Suzanne Middle, Walnut
Elementary and primary schools (9)
- Castle Rock Elementary, Diamond Bar
- Collegewood Elementary, Walnut Valley
- Cyrus J Morris Elementary, Walnut
- Evergreen Elementary, Diamond Bar
- Leonard G Westhoff Elementary, Walnut
- Maple Hill Elementary, Diamond Bar
- Quail Summit Elementary, Diamond Bar
- Vejar Elementary, Walnut
- Walnut Elementary, Walnut
Other schools and academies (1)
Where Walnut Valley Unified schools are
Cities and towns served (2)
- Walnut (8)
- Diamond Bar (6)
About this district
- State: Best schools in California
- County: Los Angeles County
- Type: regular local school district
- Setting: large suburb (NCES locale of the district office)
- Enrollment: 13,815 students with 546 full-time-equivalent teachers and 1,058 total staff FTE (NCES CCD, 2023-24)
- NCES district ID: 0641280
- Grades are the 2025-26 SchoolGrade model: each school's actual proficiency against the level projected for its student context. How SchoolGrade works
Nearby school districts
- Rowland Unified (19 schools, 4 mi)
- Pomona Unified (38 schools, 4 mi)
- Brea-Olinda Unified (10 schools, 5 mi)
- Covina-Valley Unified (17 schools, 7 mi)
- West Covina Unified (15 schools, 7 mi)
- Charter Oak Unified (10 schools, 7 mi)
- Chino Valley Unified (34 schools, 8 mi)
- Hacienda la Puente Unified (35 schools, 8 mi)
Questions about Walnut Valley Unified
How many schools are in Walnut Valley Unified?
SchoolGrade grades 15 public schools in Walnut Valley Unified, across 2 cities and towns. Every one of them is listed on this page with a link to its own report.
Which cities does Walnut Valley Unified serve?
The largest by graded schools: Walnut, Diamond Bar.
How good are the schools in Walnut Valley Unified?
Across the 2 graded schools, the average SchoolGrade is A, with 72.5% of tested students meeting the state bar against a projected 58.5%. 100% of schools meet or exceed the expectation for their student context.
How many students attend Walnut Valley Unified?
13,815 students were enrolled in Walnut Valley Unified in the 2023-24 school year, about 25.3 students per full-time teacher (NCES Common Core of Data).
Where is Walnut Valley Unified?
Walnut Valley Unified is in California, based in Los Angeles County, with its district office in Walnut. Its boundary covers about 21.9 sq mi.