Enrollment
1,013
California · 2024-25 NCES data
Middle school (grades 6-8) · San Diego, CA
Lewis Middle
Federal NCES profile for Lewis Middle, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 30/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 063432005499
👥 S:T ratio 0
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 49
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Lewis Middle earns 30/100 on the Resource Investment Index, with class sizes larger than 81% of California schools. It is also more racially and ethnically mixed than most California schools.
- #15 of 37
- middle schools in San Diego · Resource Index
- 30
- Resource Index · Lower
- 25.3:1
- large classes for California
- 32.3%
- free-lunch eligible
Lewis Middle has class sizes larger than 81% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Lewis Middle ranks #15 of 37 middle schools in San Diego, CA.
School address
District: San Diego Unified · California
NCES ID 063432005499 Verify on NCES CCD record →
Teachers (FTE)
40.0
Federal CCD staff survey
Students per teacher
25.3:1
vs 21.5:1 California avg
+18% vs state
Free-lunch eligible
32.3%
vs 55.5% California avg
-42% vs state
Student-teacher ratio in context
How Lewis Middle compares with California and U.S. medians
What stands out at Lewis Middle
Lewis Middle is a large middle school in San Diego, California, enrolling 1,013 students.
Class loads run somewhat heavier than typical: 25.3:1 puts it in the larger third of California schools by student-teacher ratio.
Economic need runs somewhat below the state's typical profile, with 32.3% of students eligible for free meals.
Enrollment of 1,013 puts it in the larger third of California schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 9,998 scored California schools.
Against 822 statewide peers matched on enrollment and economic need, it ranks mid-pack at #456.
Its student body is led by White (34%) and Hispanic or Latino (31%), more mixed than most schools in the state (diversity index 74/100).
Counselor access is stretched at roughly 507 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Attendance runs somewhat below the norm, with 20.5% of students chronically absent per the 2021-22 civil-rights collection.
The federal civil-rights collection also records 1 expulsion at this campus for 2021-22.
Among San Diego's middle schools, it stands alongside Oak Valley Middle (1,503 students): Lewis Middle is smaller than that campus by headcount and runs heavier classes (25.3:1 vs 24.6:1).
San Diego Unified also operates Henry High (2,485 students) and Mira Mesa High (2,187 students) alongside Lewis Middle.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Lewis Middle compares
Lewis Middle on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 25.3:1 | ▲ 18% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 32.3% | ▼ 42% | 55.5% | 51.7% |
| Enrollment | 1,013 | top 11% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
25.3:1
Leaner classes than 5% of US schools, heavier class loads than most.
1,013
Bigger than 91% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
32.3%
free-lunch eligible
- 42% below the California average of 55.5%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
25.3:1
students per teacher
- 18% above state mean
Top 81% in California - lower ratio than 19% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Engagement
20.5%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$18,665
per pupil, district-wide
- above California avg of $16,509
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors2.0 FTE
Per 507 students, the combined health-and-guidance staffing load for this school.
Discipline context
11
in-school suspensions + 25 out-of-school
Suspension rate: 1.1 per 100 students. Combined in-school and out-of-school rate: 3.6 per 100 students. Reported via the Civil Rights Data Collection. Includes 1 expulsion.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
White 34.3%
Hispanic or Latino 31.2%
Asian 15.5%
Two or More 12.2%
African American 6.5%
Native Hawaiian / Pacific Islander 0.2%
American Indian / Alaska Native 0.1%
Largest group: White at 34.3% of enrollment.
Student-body diversity index 74.2/100
Simpson diversity index - at 74.2, Lewis Middle is more mixed than the California school average of 46.0.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for San Diego Unified, which includes Lewis Middle.
$18,665
Per student
+13%
vs California
Avg $16,509
+12%
vs U.S.
Avg $16,593
Revenue mix
Local 60.5%
State 25.1%
Federal 14.4%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Lewis Middle Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Henry High | Larger | Similar economic need | Similar S:T ratio |
| Mira Mesa High | Larger | Similar economic need | Similar S:T ratio |
| Hoover High | Larger | Higher economic need | Lower S:T ratio |
| Scripps Ranch High | Larger | Lower economic need | Higher S:T ratio |
| Point Loma High | Larger | Similar economic need | Similar S:T ratio |
Comparisons are relative to Lewis Middle's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,485
- Students per teacher
- 25.9:1
- Resource Index
- 21/100
- Enrollment
- 2,187
- Students per teacher
- 24.9:1
- Resource Index
- 38/100
- Enrollment
- 2,011
- Students per teacher
- 20.5:1
- Resource Index
- 12/100
- Enrollment
- 1,890
- Students per teacher
- 27:1
- Resource Index
- 45/100
- Enrollment
- 1,724
- Students per teacher
- 26.1:1
- Resource Index
- 24/100
Similar middle schools in San Diego
6 comparable middle schools (grades 6-8) serving the same city.
Oak Valley Middle
Standard public school
1,503 students 24.6:1 students per teacher
Bernardo Heights Middle
Standard public school
1,487 students 24.4:1 students per teacher
Marshall Middle
Standard public school
1,390 students 27.3:1 students per teacher
Mesa Verde Middle
Standard public school
1,178 students 28.7:1 students per teacher
Black Mountain Middle
Standard public school
1,077 students 22.9:1 students per teacher
Pershing Middle
Standard public school
980 students 31.6:1 students per teacher
Similar middle schools statewide
Matched by enrollment size and by staffing ratio across all of California, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~1,013 students)
Similar student-teacher ratio (~25.3:1)
Next steps
Verify locally before acting on Lewis Middle's federal record.
- Compare Lewis Middle against another school. Compare schools
- San Diego Unified's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Lewis Middle
How many students attend Lewis Middle?
Lewis Middle has 1,013 students enrolled. It is a middle school in San Diego, CA.
What is the student-teacher ratio at Lewis Middle?
The student-teacher ratio at Lewis Middle is 25.3:1, which is 18% higher than the California average of 21.5:1 and 61% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Lewis Middle?
32.3% of students at Lewis Middle are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Lewis Middle?
The largest demographic group at Lewis Middle is White at 34.3% of enrollment, in San Diego, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 74.2/100.
What is the Resource Investment Index for Lewis Middle?
Lewis Middle has a Resource Investment Index of 30/100 (lower reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Lewis Middle rank among middle schools in San Diego?
By Resource Investment Index, Lewis Middle ranks #15 of 37 middle schools in San Diego, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in San Diego on the city page.
Is Lewis Middle a good school?
Lewis Middle earns 30/100 on the Resource Investment Index, with class sizes larger than 81% of California schools. It is also more racially and ethnically mixed than most California schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in San Diego Unified?
Besides Lewis Middle, San Diego Unified also operates Henry High (2,485 students), Mira Mesa High (2,187 students), and Hoover High (2,011 students). See the San Diego Unified district page for the complete list.
Related tools
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.