Enrollment
417
California · 2024-25 NCES data
Elementary school (grades K-5) · Castaic, CA
Castaic Elementary
Federal NCES profile for Castaic Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 43/100.
2024-25 NCES dataElementary school (grades K-5)NCES 060774000738
👥 S:T ratio 0
🌟 Gifted program 70
📋 Attendance 60
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Castaic Elementary earns 43/100 on the Resource Investment Index, with class sizes larger than 86% of California schools.
- #1 of 3
- elementary schools in Castaic · Resource Index
- 43
- Resource Index · Typical
- 26.1:1
- large classes for California
- 22.4%
- free-lunch eligible
Castaic Elementary has class sizes larger than 86% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Castaic Elementary ranks #1 of 3 elementary schools in Castaic, CA.
School address
District: Castaic Union · California
NCES ID 060774000738 Verify on NCES CCD record →
Teachers (FTE)
16.0
Federal CCD staff survey
Students per teacher
26.1:1
vs 21.5:1 California avg
+21% vs state
Free-lunch eligible
22.4%
vs 55.5% California avg
-60% vs state
Student-teacher ratio in context
How Castaic Elementary compares with California and U.S. medians
What stands out at Castaic Elementary
Castaic Elementary is a mid-sized elementary school in Castaic, California, enrolling 417 students.
Class loads run heavy: 26.1:1 is larger than about 86% of California schools and 21% above the 21.5:1 state mean, so each teacher carries more students than is typical.
Comparatively few students face economic hardship here, 22.4% free-meal eligibility runs 60% below the California average.
With 417 students, its enrollment sits close to the California median campus size.
Its Resource Investment Index lands in the upper third of 9,998 scored California schools.
Against 1,090 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #189.
Its student body is led by White (47%) and Hispanic or Latino (37%) (diversity index 63/100).
16.1% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
Among Castaic's elementary schools, it stands alongside Northlake Hills Elementary (556 students): Castaic Elementary is smaller than that campus by headcount and runs heavier classes (26.1:1 vs 25.3:1).
Castaic Union also operates Northlake Hills Elementary (556 students) and Live Oak Elementary (490 students) alongside Castaic 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
How Castaic Elementary compares
Castaic 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 | 26.1:1 | ▲ 21% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 22.4% | ▼ 60% | 55.5% | 51.7% |
| Enrollment | 417 | top 58% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
26.1:1
Leaner classes than 4% of US schools, heavier class loads than most.
417
Bigger than 50% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
22.4%
free-lunch eligible
- 60% below the California average of 55.5%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
26.1:1
students per teacher
- 21% above state mean
Top 86% in California - lower ratio than 14% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Engagement
16.1%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$13,295
per pupil, district-wide
- below California avg of $16,509
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 2 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.5 per 100 students. Reported via the Civil Rights Data Collection.
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 47.0%
Hispanic or Latino 37.2%
Asian 9.4%
Two or More 5.5%
African American 0.7%
Native Hawaiian / Pacific Islander 0.2%
Largest group: White at 47.0% of enrollment.
Student-body diversity index 62.9/100
Simpson diversity index - at 62.9, Castaic Elementary is more mixed than the California school average of 46.0.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Castaic Union, which includes Castaic Elementary.
$13,295
Per student
-19%
vs California
Avg $16,509
-20%
vs U.S.
Avg $16,593
Revenue mix
Local 40.8%
State 51.4%
Federal 7.8%
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 Castaic Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Northlake Hills Elementary | Larger | Higher economic need | Similar S:T ratio |
| Live Oak Elementary | Similar size | Higher economic need | Similar S:T ratio |
| Castaic Middle | Similar size | Higher economic need | Lower S:T ratio |
Comparisons are relative to Castaic Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 556
- Students per teacher
- 25.3:1
- Resource Index
- 38/100
- Enrollment
- 490
- Students per teacher
- 25.8:1
- Resource Index
- 33/100
- Enrollment
- 451
- Students per teacher
- 22.6:1
- Resource Index
- 22/100
Similar elementary schools in Castaic
2 comparable elementary schools (grades K-5) serving the same city.
Similar elementary 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 (~417 students)
Similar student-teacher ratio (~26.1:1)
Next steps
Verify locally before acting on Castaic Elementary's federal record.
- Compare Castaic Elementary against another school. Compare schools
- Castaic Union'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 Castaic Elementary
How many students attend Castaic Elementary?
Castaic Elementary has 417 students enrolled. It is an elementary school in Castaic, CA.
What is the student-teacher ratio at Castaic Elementary?
The student-teacher ratio at Castaic Elementary is 26.1:1, which is 21% higher than the California average of 21.5:1 and 66% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Castaic Elementary?
22.4% of students at Castaic Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Castaic Elementary?
The largest demographic group at Castaic Elementary is White at 47.0% of enrollment, in Castaic, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 62.9/100.
What is the Resource Investment Index for Castaic Elementary?
Castaic Elementary has a Resource Investment Index of 43/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Castaic Elementary rank among elementary schools in Castaic?
By Resource Investment Index, Castaic Elementary ranks #1 of 3 elementary schools in Castaic, 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 Castaic on the city page.
Is Castaic Elementary a good school?
Castaic Elementary earns 43/100 on the Resource Investment Index, with class sizes larger than 86% of 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 Castaic Union?
Besides Castaic Elementary, Castaic Union also operates Northlake Hills Elementary (556 students), Live Oak Elementary (490 students), and Castaic Middle (451 students). See the Castaic Union 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.