Enrollment
103
California · 2024-25 NCES data
Elementary school (grades K-5) · Simi Valley, CA
Federal NCES profile for Justin Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 59/100.
The verdict
Justin Elementary earns 59/100 on the Resource Investment Index, with class sizes smaller than 95% of California schools. It is also more racially and ethnically mixed than most California schools.
Justin Elementary has class sizes smaller than 95% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Justin Elementary ranks #1 of 19 elementary schools in Simi Valley, CA.
NCES ID 063684006257 Verify on NCES CCD record →
Enrollment
103
California · 2024-25 NCES data
Teachers (FTE)
10.0
Federal CCD staff survey
Students per teacher
10.3:1
vs 21.5:1 California avg
-52% vs state
Free-lunch eligible
25.3%
vs 55.5% California avg
-54% vs state
How Justin Elementary compares with California and U.S. medians
Smaller classes than state median
10.3:1 - 11.2 below the California state median of 21.5:1, indicating smaller average class loads than typical schools in the state.
Justin Elementary is a small elementary school in Simi Valley, California, enrolling 103 students.
Classes run notably small here: at 10.3:1, Justin Elementary is leaner than roughly 95% of California schools and 52% under the state's 21.5:1 norm, more adult attention per pupil than most peers.
Economic need runs somewhat below the state's typical profile, with 25.3% of students eligible for free meals.
Enrollment of 103 puts it in the smaller third of California schools by headcount.
Its Resource Investment Index outscores 97% of the 9,998 California schools with a score on record, a top-tier result on this measure.
Among 120 similarly sized, similarly resourced-need California schools statewide, it ranks #9, a top-tier result once campus size and economic need are matched.
Its student body is led by Hispanic or Latino (38%) and White (33%), more mixed than most schools in the state (diversity index 71/100).
Among Simi Valley's elementary schools, it stands alongside Vista Elementary (567 students): Justin Elementary is smaller than that campus by headcount and runs leaner classes (10.3:1 vs 22.7:1).
Simi Valley Unified also operates Simi Valley High (1,910 students) and Royal High (1,835 students) alongside Justin Elementary.
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
Justin Elementary on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 10.3:1 | ▼ 52% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 25.3% | ▼ 54% | 55.5% | 51.7% |
| Enrollment | 103 | top 89% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
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.
Largest group: Hispanic or Latino at 37.9% of enrollment.
Simpson diversity index - at 70.7, Justin Elementary is more mixed than the California school average of 46.0.
District-wide per-pupil expenditure for Simi Valley Unified, which includes Justin Elementary.
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.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Simi Valley High | Larger | Similar economic need | Higher S:T ratio |
| Royal High | Larger | Similar economic need | Higher S:T ratio |
| Valley View Middle | Larger | Similar economic need | Higher S:T ratio |
| Hillside Middle | Larger | Similar economic need | Higher S:T ratio |
| Santa Susana High | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to Justin Elementary's own figures; each column derives from NCES Common Core of Data.
6 comparable elementary schools (grades K-5) serving the same city.
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.
Next steps
Verify locally before acting on Justin Elementary's federal record.
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.
Justin Elementary has 103 students enrolled. It is an elementary school in Simi Valley, CA.
The student-teacher ratio at Justin Elementary is 10.3:1, which is 52% lower than the California average of 21.5:1 and 34% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
25.3% of students at Justin Elementary are eligible for free lunch, compared to the California average of 55.5%.
The largest demographic group at Justin Elementary is Hispanic or Latino at 37.9% of enrollment, in Simi Valley, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 70.7/100.
Justin Elementary has a Resource Investment Index of 59/100 (higher reported resources relative to schools nationally) based on 1 factor: student-teacher ratio. Not a test-score or academic measure (national median ~41/100, see methodology). Limited indicators were available, so the index reflects partial data.
By Resource Investment Index, Justin Elementary ranks #1 of 19 elementary schools in Simi Valley, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Simi Valley on the city page.
Justin Elementary earns 59/100 on the Resource Investment Index, with class sizes smaller than 95% 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.
Besides Justin Elementary, Simi Valley Unified also operates Simi Valley High (1,910 students), Royal High (1,835 students), and Valley View Middle (1,329 students). See the Simi Valley Unified district page for the complete list.
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.
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PlainSchools, “Justin Elementary, Simi Valley CA.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of June 2026. https://plainschools.com/schools/justin-elementary-ca
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