Castlemont Elementary
🇺🇸 Official data · 2025Campbell, California 95008 · Campbell Union
#1592 of 5,693 elementary schools in California
#20943 of 50,301 nationally
About Castlemont Elementary
Castlemont Elementary is a charter elementary located in Campbell, in the Campbell Union school district of California, United States. It caters for Grades K–5. In 2025 it enrolled 436 students. Publicly funded charter schools operating under a performance contract; free to attend.
Its Success Index (US) is 56.0 out of 100, placing it in the top 50% of elementary schools in United States and 1592nd of 5,693 ranked elementary schools in California. Its strongest component is reading proficiency (70th percentile), and its weakest is students per teacher (7th percentile).
Other published figures: enrollment 436.
There are 6 schools in Campbell; Castlemont Elementary ranks 5th of 6 scored schools there.
Success Index (US) breakdown
Each component is a percentile against elementary schools across United States.
- Math proficiency (30%)55%
- Reading proficiency (30%)61%
- Community advantage (fewer free/reduced-price lunch) (25%)50.9%
- Students per teacher (15%)22.9
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 Castlemont Elementary by the official sources.
- Enrollment
- 436
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 50.9%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 22.9
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 61%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 55%
- Share of tested students proficient or above (all students, all grades).
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Schools near Castlemont Elementary
Closest schools by straight-line distance, with their Success Index (US).
Monroe Middle
San Jose · Charter middle · Grades 6–8
677 students · 852 m away
Rosemary
Campbell · Public elementary · Grades K–5
413 students · 977 m away
Del Mar High
San Jose · Public high · Grades 9–12
1,350 students · 1.6 km away
Lynhaven Elementary
San Jose · Charter elementary · Grades K–5
463 students · 1.7 km away
George C. Payne Elementary
San Jose · Public elementary · Grades K–5
417 students · 1.9 km away
Campbell School of Innovation
Campbell · Charter elementary · Grades K–8
815 students · 2.1 km away
Leroy Anderson Elementary
San Jose · Public elementary · Grades K–5
377 students · 2.2 km away
Sherman Oaks Elementary
San Jose · Charter elementary · Grades K–8
524 students · 2.2 km away
Blackford Elementary
San Jose · Charter elementary · Grades K–5
414 students · 2.2 km away
Discovery Charter
San Jose · Charter elementary · Grades K–8
555 students · 2.3 km away
Similar schools
Charter elementary schools in California with a comparable Enrollment.
Innovations Academy
San Diego · Charter elementary · Grades K–8
436 students
Equitas Academy #3 Charter
Los Angeles · Charter elementary · Grades K–4
435 students
Aspire Alexander Twilight College Preparatory Academy
Sacramento · Charter elementary · Grades K–5
437 students
Whitmore Charter School of Art & Technology
Ceres · Charter elementary · Grades K–8
435 students
Ida Jew Academies
San Jose · Charter elementary · Grades K–8
435 students
Our Community Charter
Chatsworth · Charter elementary · Grades K–8
434 students
Frequently asked questions
Is Castlemont Elementary a good school?
Castlemont Elementary has a Success Index (US) of 56.0 out of 100 (Top 50% of elementary schools in United States) and ranks #1592 of 5,693 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 Castlemont Elementary rank in California?
Castlemont Elementary ranks #1592 of 5,693 elementary schools in California and #20943 of 50,301 nationally on the Success Index (US) (2025 data).
How many students attend Castlemont Elementary?
Castlemont Elementary had 436 students in 2025.
Is Castlemont Elementary a elementary school or a high school?
Castlemont Elementary is classified as a elementary covering Grades K–5. It is a charter school.
What other schools are near Castlemont Elementary?
There are 10 schools within 15 km of Castlemont Elementary; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.