Walnut High
🇺🇸 Official data · 2025Walnut, California 91789 · Walnut Valley Unified
#65 of 1,343 high schools in California
#2304 of 16,910 nationally
About Walnut High
Walnut High is a public high located in Walnut, in the Walnut Valley Unified school district of California, United States. It caters for Grades 9–12. In 2025 it enrolled 2,148 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 74.2 out of 100, placing it in the top 25% of high schools in United States and 65th of 1,343 ranked high schools in California. Its strongest component is community advantage (fewer free/reduced-price lunch) (88th percentile), and its weakest is students per teacher (7th percentile).
Other published figures: enrollment 2,148.
There are 9 schools in Walnut; Walnut High ranks 6th of 9 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)70%
- Reading proficiency (30%)81%
- Community advantage (fewer free/reduced-price lunch) (25%)23.6%
- Students per teacher (15%)23.3
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Walnut High by the official sources.
- Enrollment
- 2,148
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 23.6%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 23.3
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 81%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 70%
- Share of tested students proficient or above (all students, all grades).
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Schools near Walnut High
Closest schools by straight-line distance, with their Success Index (US).
Suzanne Middle
Walnut · Public middle · Grades 6–8
1,190 students · 347 m away
Vejar Elementary
Walnut · Public elementary · Grades K–5
631 students · 1.2 km away
Cyrus J. Morris Elementary
Walnut · Public elementary · Grades K–5
485 students · 2.0 km away
Leonard G. Westhoff Elementary
Walnut · Public elementary · Grades K–5
654 students · 2.2 km away
Walnut Elementary
Walnut · Public elementary · Grades K–5
706 students · 2.3 km away
Stanley G. Oswalt Academy
Walnut · Public elementary · Grades K–8
879 students · 2.8 km away
Armstrong Elementary
Diamond Bar · Public elementary · Grades K–6
251 students · 3.0 km away
Collegewood Elementary
Walnut Valley · Public elementary · Grades K–5
606 students · 3.1 km away
Hollingworth Elementary
West Covina · Public elementary · Grades K–6
382 students · 3.1 km away
South Pointe Middle
Walnut · Public middle · Grades 6–8
979 students · 3.4 km away
Similar schools
Public high schools in California with a comparable Enrollment.
Garden Grove High
Garden Grove · Public high · Grades 9–12
2,148 students
Dos Pueblos Senior High
Goleta · Public high · Grades 9–12
2,149 students
Canyon Crest Academy
San Diego · Public high · Grades 9–12
2,147 students
John F. Kennedy High
Granada Hills · Public high · Grades 9–12
2,152 students
Laguna Creek High
Elk Grove · Public high · Grades 9–12
2,142 students
Ramona High
Riverside · Public high · Grades 9–12
2,142 students
Frequently asked questions
Is Walnut High a good school?
Walnut High has a Success Index (US) of 74.2 out of 100 (Top 25% of high schools in United States) and ranks #65 of 1,343 in California. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Walnut High rank in California?
Walnut High ranks #65 of 1,343 high schools in California and #2304 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Walnut High?
Walnut High had 2,148 students in 2025.
Is Walnut High a elementary school or a high school?
Walnut High is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Walnut High?
There are 10 schools within 15 km of Walnut High; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.