Enrollment
560
California · 2024-25 NCES data
Elementary school (grades K-5) · Simi Valley, CA
Hollow Hills Elementary
Federal NCES profile for Hollow Hills Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 44/100.
2024-25 NCES dataElementary school (grades K-5)NCES 063684006256
👥 S:T ratio 14
🌟 Gifted program 70
📋 Attendance 48
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Hollow Hills Elementary earns 44/100 on the Resource Investment Index, with class sizes near the California median.
- #2 of 19
- elementary schools in Simi Valley · Resource Index
- 44
- Resource Index · Typical
- 21.5:1
- students per teacher
- 25.0%
- free-lunch eligible
Hollow Hills Elementary has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Hollow Hills Elementary ranks #2 of 19 elementary schools in Simi Valley, CA.
School address
District: Simi Valley Unified · California
NCES ID 063684006256 Verify on NCES CCD record →
Teachers (FTE)
26.0
Federal CCD staff survey
Students per teacher
21.5:1
vs 21.5:1 California avg
+0% vs state
Free-lunch eligible
25.0%
vs 55.5% California avg
-55% vs state
Student-teacher ratio in context
How Hollow Hills Elementary compares with California and U.S. medians
What stands out at Hollow Hills Elementary
Hollow Hills Elementary is a mid-sized elementary school in Simi Valley, California, enrolling 560 students.
At 21.5:1, its student-teacher ratio sits close to the California median, within a few percentage points of the 21.5:1 state norm, neither notably crowded nor notably small.
Economic need runs somewhat below the state's typical profile, with 25.0% of students eligible for free meals.
With 560 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 1,370 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #188.
Its student body is led by White (42%) and Hispanic or Latino (38%) (diversity index 66/100).
Attendance runs somewhat below the norm, with 20.9% of students chronically absent per the 2021-22 civil-rights collection.
Among Simi Valley's elementary schools, it stands alongside Vista Elementary (567 students): Hollow Hills Elementary is smaller than that campus by headcount and runs leaner classes (21.5:1 vs 22.7:1).
Simi Valley Unified also operates Simi Valley High (1,910 students) and Royal High (1,835 students) alongside Hollow Hills 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 Hollow Hills Elementary compares
Hollow Hills 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 | 21.5:1 | ▼ 0% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 25.0% | ▼ 55% | 55.5% | 51.7% |
| Enrollment | 560 | top 37% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
21.5:1
Leaner classes than 12% of US schools, heavier class loads than most.
560
Bigger than 69% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
25.0%
free-lunch eligible
- 55% 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
21.5:1
students per teacher
- 0% above state mean
Top 48% in California - lower ratio than 52% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
20.9%
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
$13,320
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
Counselors0.3 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
3
in-school suspensions + 11 out-of-school
Suspension rate: 0.5 per 100 students. Combined in-school and out-of-school rate: 2.5 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 42.0%
Hispanic or Latino 38.0%
Asian 12.7%
Two or More 6.8%
African American 0.5%
Largest group: White at 42.0% of enrollment.
Student-body diversity index 65.8/100
Simpson diversity index - at 65.8, Hollow Hills Elementary is more mixed than the California school average of 46.0.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Simi Valley Unified, which includes Hollow Hills Elementary.
$13,320
Per student
-19%
vs California
Avg $16,509
-20%
vs U.S.
Avg $16,593
Revenue mix
Local 45.6%
State 46.3%
Federal 8.1%
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 Hollow Hills Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Simi Valley High | Larger | Similar economic need | Higher S:T ratio |
| Royal High | Larger | Higher economic need | Similar 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 Hollow Hills Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,910
- Students per teacher
- 23.3:1
- Resource Index
- 37/100
- Enrollment
- 1,835
- Students per teacher
- 20.6:1
- Resource Index
- 38/100
- Enrollment
- 1,329
- Students per teacher
- 30.2:1
- Resource Index
- 31/100
- Enrollment
- 1,138
- Students per teacher
- 29.9:1
- Resource Index
- 33/100
- Enrollment
- 1,033
- Students per teacher
- 23:1
- Resource Index
- 47/100
Similar elementary schools in Simi Valley
6 comparable elementary schools (grades K-5) serving the same city.
Vista Elementary
Standard public school
567 students 22.7:1 students per teacher
Township Elementary
Standard public school
521 students 21.7:1 students per teacher
Berylwood Elementary
Standard public school
457 students 21.8:1 students per teacher
Atherwood Elementary
Standard public school
456 students 21.7:1 students per teacher
Wood Ranch Elementary
Standard public school
452 students 22.6:1 students per teacher
Big Springs Elementary
Standard public school
441 students 24.5:1 students per teacher
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 (~560 students)
Similar student-teacher ratio (~21.5:1)
Next steps
Verify locally before acting on Hollow Hills Elementary's federal record.
- Compare Hollow Hills Elementary against another school. Compare schools
- Simi Valley 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 Hollow Hills Elementary
How many students attend Hollow Hills Elementary?
Hollow Hills Elementary has 560 students enrolled. It is an elementary school in Simi Valley, CA.
What is the student-teacher ratio at Hollow Hills Elementary?
The student-teacher ratio at Hollow Hills Elementary is 21.5:1, which is 0% higher than the California average of 21.5:1 and 37% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Hollow Hills Elementary?
25.0% of students at Hollow Hills Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Hollow Hills Elementary?
The largest demographic group at Hollow Hills Elementary is White at 42.0% of enrollment, in Simi Valley, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 65.8/100.
What is the Resource Investment Index for Hollow Hills Elementary?
Hollow Hills Elementary has a Resource Investment Index of 44/100 (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 Hollow Hills Elementary rank among elementary schools in Simi Valley?
By Resource Investment Index, Hollow Hills Elementary ranks #2 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.
Is Hollow Hills Elementary a good school?
Hollow Hills Elementary earns 44/100 on the Resource Investment Index, with class sizes near the California median. 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 Simi Valley Unified?
Besides Hollow Hills 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.
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.