Sierra Middle
🇺🇸 Official data · 2025Stockton, California 95207 · Lincoln Unified
#611 of 1,334 middle schools in California
#10598 of 15,369 nationally
About Sierra Middle
Sierra Middle is a public middle located in Stockton, in the Lincoln Unified school district of California, United States. It caters for Grades 7–8. In 2025 it enrolled 591 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 36.3 out of 100, placing it in the lower 50% of middle schools in United States and 611th of 1,334 ranked middle schools in California. Its strongest component is reading proficiency (62th percentile), and its weakest is students per teacher (10th percentile).
Other published figures: enrollment 591.
There are 111 schools in Stockton; Sierra Middle ranks 22nd of 107 scored schools there.
Success Index (US) breakdown
Each component is a percentile against middle schools across United States.
- Math proficiency (30%)31%
- Reading proficiency (30%)55%
- Community advantage (fewer free/reduced-price lunch) (25%)72.4%
- Students per teacher (15%)21.1
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 Sierra Middle by the official sources.
- Enrollment
- 591
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 72.4%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 21.1
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 55%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 31%
- Share of tested students proficient or above (all students, all grades).
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Schools near Sierra Middle
Closest schools by straight-line distance, with their Success Index (US).
Lincoln High
Stockton · Public high · Grades 9–12
2,801 students · 266 m away
Tully C. Knoles
Stockton · Public elementary · Grades K–8
643 students · 922 m away
Lincoln Unified Preschool
Stockton · Public other
· 1.0 km away
John R. Williams
Stockton · Public elementary · Grades K–6
555 students · 1.2 km away
Flora Arca Mata
Stockton · Public elementary · Grades K–8
487 students · 1.4 km away
Lincoln Elementary
Stockton · Public elementary · Grades K–6
569 students · 1.4 km away
Colonial Heights
Stockton · Public elementary · Grades K–8
547 students · 1.6 km away
Special Education Preschool DIS
Stockton · Public elementary · Grades K–K
2 students · 1.7 km away
ABLE Charter
Stockton · Charter other · Grades K–12
1,186 students · 1.9 km away
Adams Elementary
Stockton · Public elementary · Grades K–8
492 students · 2.0 km away
Similar schools
Public middle schools in California with a comparable Enrollment.
Piedmont Middle
San Jose · Public middle · Grades 6–8
591 students
Thomas Jefferson Middle
Indio · Public middle · Grades 6–8
591 students
Thomas Jefferson Middle
Wasco · Public middle · Grades 6–8
591 students
Obsidian Middle
Clearlake · Public middle · Grades 6–8
590 students
Andrew N. Christensen Middle
Livermore · Public middle · Grades 6–8
592 students
Anna McKenney Intermediate
Marysville · Public middle · Grades 6–8
590 students
Frequently asked questions
Is Sierra Middle a good school?
Sierra Middle has a Success Index (US) of 36.3 out of 100 (Lower 50% of middle schools in United States) and ranks #611 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 Sierra Middle rank in California?
Sierra Middle ranks #611 of 1,334 middle schools in California and #10598 of 15,369 nationally on the Success Index (US) (2025 data).
How many students attend Sierra Middle?
Sierra Middle had 591 students in 2025.
Is Sierra Middle a elementary school or a high school?
Sierra Middle is classified as a middle covering Grades 7–8. It is a public school.
What other schools are near Sierra Middle?
There are 10 schools within 15 km of Sierra Middle; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.