Schools in Walnut Valley Unified, California (2025)
14 schools · 13,956 students · 14 public · median Enrollment 706.
Walnut Valley Unified, in California, has 14 schools in United States's 2025 data, together educating about 13,956 students. By level there are 9 elementary, 3 middle, 2 high; by sector 14 public.
The median Enrollment across Walnut Valley Unified's schools is 706, above the California median of 503. Students enrolled in the latest NCES directory year.
14 of the 14 schools qualify for the Success Index (US). The highest-scoring is Leonard G. Westhoff Elementary (79.2, top 25% of elementary schools nationally), followed by Maple Hill Elementary (79.0, top 25% of elementary schools nationally), and Quail Summit Elementary (77.9, top 25% of elementary schools nationally). Scores are percentiles within school type, so compare an elementary school with other elementary schools.
The largest schools are Diamond Bar High (2,563 students), Walnut High (2,148 students), Chaparral Middle (1,349 students).
Schools are spread across 3 citys, with the most in Walnut (7), Diamond Bar (6), Walnut Valley (1).
Ranked schools in Walnut Valley Unified
Ordered by Success Index (US). Rank positions shown on each profile are within United States and California.
- 179Leonard G. Westhoff ElementaryWalnut · Public Elementary79% Math proficiency · 654 students
- 279Maple Hill ElementaryDiamond Bar · Public Elementary85% Math proficiency · 556 students
- 378Quail Summit ElementaryDiamond Bar · Public Elementary79% Math proficiency · 696 students
- 478Chaparral MiddleDiamond Bar · Public Middle77% Math proficiency · 1,349 students
- 577South Pointe MiddleWalnut · Public Middle78% Math proficiency · 979 students
- 676Walnut ElementaryWalnut · Public Elementary77% Math proficiency · 706 students
- 776Evergreen ElementaryDiamond Bar · Public Elementary74% Math proficiency · 709 students
- 875Cyrus J. Morris ElementaryWalnut · Public Elementary74% Math proficiency · 485 students
- 975Suzanne MiddleWalnut · Public Middle68% Math proficiency · 1,190 students
- 1074Diamond Bar HighDiamond Bar · Public High73% Math proficiency · 2,563 students
- 1174Walnut HighWalnut · Public High70% Math proficiency · 2,148 students
- 1273Vejar ElementaryWalnut · Public Elementary77% Math proficiency · 631 students
- 1373Castle Rock ElementaryDiamond Bar · Public Elementary73% Math proficiency · 684 students
- 1472Collegewood ElementaryWalnut Valley · Public Elementary71% Math proficiency · 606 students
| # | School | Sector | Success Index (US) | Key result | Students |
|---|---|---|---|---|---|
| 1 | Leonard G. Westhoff Elementary Walnut · Elementary · Grades K–5 | Public | 79.2 Top 25% | 79% Math proficiency | 654 |
| 2 | Maple Hill Elementary Diamond Bar · Elementary · Grades K–5 | Public | 79.0 Top 25% | 85% Math proficiency | 556 |
| 3 | Quail Summit Elementary Diamond Bar · Elementary · Grades K–5 | Public | 77.9 Top 25% | 79% Math proficiency | 696 |
| 4 | Chaparral Middle Diamond Bar · Middle · Grades 6–8 | Public | 77.5 Top 25% | 77% Math proficiency | 1,349 |
| 5 | South Pointe Middle Walnut · Middle · Grades 6–8 | Public | 77.4 Top 25% | 78% Math proficiency | 979 |
| 6 | Walnut Elementary Walnut · Elementary · Grades K–5 | Public | 76.0 Top 25% | 77% Math proficiency | 706 |
| 7 | Evergreen Elementary Diamond Bar · Elementary · Grades K–5 | Public | 75.5 Top 25% | 74% Math proficiency | 709 |
| 8 | Cyrus J. Morris Elementary Walnut · Elementary · Grades K–5 | Public | 75.1 Top 25% | 74% Math proficiency | 485 |
| 9 | Suzanne Middle Walnut · Middle · Grades 6–8 | Public | 74.9 Top 25% | 68% Math proficiency | 1,190 |
| 10 | Diamond Bar High Diamond Bar · High · Grades 9–12 | Public | 74.3 Top 25% | 73% Math proficiency | 2,563 |
| 11 | Walnut High Walnut · High · Grades 9–12 | Public | 74.2 Top 25% | 70% Math proficiency | 2,148 |
| 12 | Vejar Elementary Walnut · Elementary · Grades K–5 | Public | 72.8 Top 25% | 77% Math proficiency | 631 |
| 13 | Castle Rock Elementary Diamond Bar · Elementary · Grades K–5 | Public | 72.6 Top 25% | 73% Math proficiency | 684 |
| 14 | Collegewood Elementary Walnut Valley · Elementary · Grades K–5 | Public | 71.9 Top 25% | 71% Math proficiency | 606 |
Compare the top 4 schools in Walnut Valley Unified side by side →
Citys in Walnut Valley Unified
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Frequently asked questions
What is the best school in Walnut Valley Unified?
Leonard G. Westhoff Elementary is the highest-ranked school in Walnut Valley Unified with a Success Index (US) of 79.2 out of 100 (Top 25% of elementary schools in United States).
How many schools are in Walnut Valley Unified?
Walnut Valley Unified has 14 schools (9 elementary, 3 middle, 2 high) educating 13,956 students in 2025.
What is the typical Enrollment in Walnut Valley Unified?
The median Enrollment across schools in Walnut Valley Unified is 706. Students enrolled in the latest NCES directory year.