Walnut Valley Unified on the map

Click a type to show or hide its schools.

District boundary from the NCES EDGE composite school district file. Each marker is a graded school; click it for its grade and scores.

Castle Rock ElementaryChaparral MiddleCollegewood ElementaryCyrus J Morris ElementaryEvergreen ElementaryMaple Hill ElementarySuzanne MiddleVejar ElementaryWalnut ElementaryWalnut HighDiamond Bar HighQuail Summit ElementaryLeonard G Westhoff ElementarySouth Pointe MiddleRon Hockwalt Academies Continuation
District boundary from the NCES EDGE composite school district file; each dot is a graded school, tap or hover for its name.

SchoolGrade summary for Walnut Valley Unified

Average SchoolGrade
A
Meeting or exceeding expectations
100%
Exceeding
64%
Avg actual scores
69.6%
Avg projected
57.6%

14 of 15 schools in Walnut Valley Unified carry a SchoolGrade (1 have no school-level proficiency results in our source data). Grade distribution:

A: 14

Best schools in Walnut Valley Unified

Statewide rankings: all 1561 high schools in California · all 1283 middle schools in California · all 5668 elementary schools in California

The ten highest SchoolGrades in the district. Grades reward actual test performance against the projection for each school's student context, so a B in a high-poverty school can outrank an A- elsewhere on impact.

  1. A+ Maple Hill Elementary (Elementary school, greatly exceeds expectations)
  2. A+ Chaparral Middle (Middle school, greatly exceeds expectations)
  3. A+ Quail Summit Elementary (Elementary school, exceeds expectations)
  4. A+ South Pointe Middle (Middle school, greatly exceeds expectations)
  5. A+ Leonard G Westhoff Elementary (Elementary school, meets expectations)
  6. A+ Walnut Elementary (Elementary school, greatly exceeds expectations)
  7. A+ Walnut High (High school, greatly exceeds expectations)
  8. A+ Diamond Bar High (High school, exceeds expectations)
  9. A Evergreen Elementary (Elementary school, exceeds expectations)
  10. A Castle Rock Elementary (Elementary school, meets expectations)

Every school in Walnut Valley Unified

High schools (2)

Middle and junior high schools (3)

Elementary and primary schools (9)

Other schools and academies (1)

Where Walnut Valley Unified schools are

Cities and towns served (2)

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

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 14 graded schools, the average SchoolGrade is A, with 69.6% of tested students meeting the state bar against a projected 57.6%. 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.