Castillero Middle
🇺🇸 Official data · 2025San Jose, California 95120 · San Jose Unified
#292 of 1,334 middle schools in California
#5226 of 15,369 nationally
About Castillero Middle
Castillero Middle is a public middle located in San Jose, in the San Jose Unified school district of California, United States. It caters for Grades 6–8. In 2025 it enrolled 865 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 61.1 out of 100, placing it in the top 50% of middle schools in United States and 292nd of 1,334 ranked middle schools in California. Its strongest component is community advantage (fewer free/reduced-price lunch) (79th percentile), and its weakest is students per teacher (4th percentile).
Other published figures: enrollment 865.
There are 214 schools in San Jose; Castillero Middle ranks 70th of 213 scored schools there.
Success Index (US) breakdown
Each component is a percentile against middle schools across United States.
- Math proficiency (30%)50%
- Reading proficiency (30%)61%
- Community advantage (fewer free/reduced-price lunch) (25%)32%
- Students per teacher (15%)23.4
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 Castillero Middle by the official sources.
- Enrollment
- 865
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 32%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 23.4
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 61%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 50%
- Share of tested students proficient or above (all students, all grades).
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Schools near Castillero Middle
Closest schools by straight-line distance, with their Success Index (US).
Simonds Elementary
San Jose · Public elementary · Grades K–5
480 students · 894 m away
Los Alamitos Elementary
San Jose · Public elementary · Grades K–5
602 students · 949 m away
Guadalupe Elementary
San Jose · Public elementary · Grades K–5
537 students · 1.9 km away
Dartmouth Middle
San Jose · Public middle · Grades 6–8
903 students · 2.7 km away
Williams Elementary
San Jose · Public elementary · Grades K–5
559 students · 2.8 km away
Pioneer High
San Jose · Public high · Grades 9–12
1,393 students · 3.0 km away
Bret Harte Middle
San Jose · Public middle · Grades 6–8
862 students · 3.1 km away
Leland High
San Jose · Public high · Grades 9–12
1,471 students · 3.2 km away
Discovery Charter II
San Jose · Charter elementary · Grades K–8
476 students · 3.3 km away
Lietz Elementary
San Jose · Public elementary · Grades K–5
501 students · 3.4 km away
Similar schools
Public middle schools in California with a comparable Enrollment.
Martin Luther King Jr. Middle
Madera · Public middle · Grades 7–8
865 students
Hilltop Middle
Chula Vista · Public middle · Grades 7–8
866 students
Roosevelt Middle
Oceanside · Public middle · Grades 6–8
866 students
Don Juan Avila Middle
Aliso Viejo · Public middle · Grades 6–8
863 students
Kings Canyon Middle
Fresno · Public middle · Grades 7–8
862 students
Redwood Middle
Napa · Public middle · Grades 6–8
868 students
Frequently asked questions
Is Castillero Middle a good school?
Castillero Middle has a Success Index (US) of 61.1 out of 100 (Top 50% of middle schools in United States) and ranks #292 of 1,334 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 Castillero Middle rank in California?
Castillero Middle ranks #292 of 1,334 middle schools in California and #5226 of 15,369 nationally on the Success Index (US) (2025 data).
How many students attend Castillero Middle?
Castillero Middle had 865 students in 2025.
Is Castillero Middle a elementary school or a high school?
Castillero Middle is classified as a middle covering Grades 6–8. It is a public school.
What other schools are near Castillero Middle?
There are 10 schools within 15 km of Castillero Middle; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.