Enrollment
503
California · 2024-25 NCES data
2024-25 NCES data Elementary school (grades K-5) NCES 062808011575
Iron House Elementary — Oakley, CA
Federal NCES profile for Iron House Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 24/100.
👥 Class size 6
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 21
How this works: Each indicator above is scored 0–100 from federal NCES and CRDC data, then averaged into the Resource Investment Index. This measures resource allocation — staffing, programs, and support services — not standardized test scores or academic outcomes. Full methodology →
School address
District: Oakley Union Elementary · California
Public location data per NCES (National Center for Education Statistics) Common Core of Data. Verify the school's current address on the NCES CCD record.
Teachers (FTE)
21.0
Federal CCD staff survey
Students per teacher
23.6:1
vs 21.6:1 California avg
+9% vs state
Free-lunch eligible
39.1%
vs 55.5% California avg
-30% vs state
Student-teacher ratio in context
How Iron House Elementary compares with California and U.S. medians
The federal record — no proprietary index, no editorial formula.
PlainSchools publishes the actual federal measurements — enrollment, staffing, demographics, discipline, and finance — straight from the NCES Common Core of Data, CRDC, and F-33 surveys. No composite rating, no opinion-based score on top. You get the same raw numbers researchers and policymakers use, with benchmarks, spending context, and equity indicators computed from the same federal datasets. Full methodology linked below.
What this school's NCES data tells you
Iron House Elementary reports 503 enrolled students to the National Center for Education Statistics (NCES) alongside 21.0 full-time-equivalent teachers, producing a 23.6:1 student-teacher ratio. That figure sits 9% above the California state mean of 21.6:1, signalling larger average class loads than peers in the same state. Against the national 2024-25 average of 15.9:1, it is 48% higher, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 39.1% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 30% below the California average and 25% below the national baseline. Counselor coverage works out to roughly 838 students per counselor, above the ASCA-recommended ceiling of 250:1. Chronic absenteeism — missing 10% or more of school days — stands at 31.6% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Oakley Union Elementary spends $14,056 per pupil district-wide, below the California average of $18,039 and below the national average of $19,490. Revenue comes 35.8% from local sources (property taxes), 56.0% from the state, and 8.1% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 24/100 (F), calculated from 4 distinct NCES and CRDC indicators measuring resource allocation rather than academic outcomes.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Iron House Elementary compares
Cross-validating school-level NCES values against California state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 23.6:1 | ▲ 9% | 21.6:1 | 15.9:1 |
| Free-lunch eligible | 39.1% | ▼ 30% | 55.5% | 51.8% |
| Enrollment | 503 | top 55% | — | — |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
What the federal data reveals about equity at this school
Federal measurements — not ratings — surface the resource and opportunity picture. Below are the indicators that researchers, civil-rights monitors, and funding formulas use to assess equity.
Economic need
39.1%
free-lunch eligible
— 30% 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
23.6:1
students per teacher
— 9% above state mean
Top 68% in California — lower ratio than 32% of state schools
Above 20:1 — larger class loads than the typical U.S. public school; staffing is stretched relative to enrollment.
Engagement
31.6%
chronically absent (missed 10%+ of school days)
Chronic absenteeism at or above 20% — the CDC threshold for "high" — signals significant barriers to regular attendance.
Funding equity
$14,056
per pupil, district-wide
— below California avg of $18,039
Below the U.S. average per-pupil spend — funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors0.6 FTE
Per 838 students — the combined health-and-guidance staffing load for this school.
Discipline context
4
in-school suspensions + 6 out-of-school
Suspension rate: 0.8 per 100 students. Combined in-school and out-of-school rate: 2.0 per 100 students. Reported via the Civil Rights Data Collection.
Overview
Enrollment 503 Top 55% in California — larger than 45% of 10,006 state schools
Teachers (FTE) 21.0
Students per teacher 23.6:1 +9% vs state
Free-lunch eligible 39.1% -30% vs state
NCES ID 062808011575
Student demographics
Hispanic or Latino 36.4%
African American 18.3%
Asian 18.1%
White 17.5%
Two or More 9.1%
Native Hawaiian / Pacific Islander 0.6%
Largest group: Hispanic or Latino at 36.4% of enrollment.
Programs & staff
Gifted & talented Yes
Counselors (FTE) 0.6
Students per counselor 838:1
Discipline & special education
Chronically absent 31.6%
In-school suspensions 4
Out-of-school suspensions 6
Funding & spending
District-wide per-pupil expenditure for Oakley Union Elementary, which includes Iron House Elementary.
$14,056
Per student
-22%
vs California
Avg $18,039
-28%
vs U.S.
Avg $19,490
Revenue mix
Local 35.8%
State 56.0%
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.
Other Schools in This District
- Enrollment
- 873
- Students per teacher
- 21.7:1
- Enrollment
- 856
- Students per teacher
- 21.4:1
- Enrollment
- 663
- Students per teacher
- 25.9:1
- Enrollment
- 595
- Students per teacher
- 24.9:1
- Enrollment
- 481
- Students per teacher
- 24.4:1
Similar elementary schools in Oakley
6 comparable elementary schools (grades K-5) serving the same city.
Orchard Park
Standard public school
751 students 23.1:1 students per teacher
Gehringer Elementary
Standard public school
663 students 25.9:1 students per teacher
Summer Lake Elementary
Standard public school
595 students 24.9:1 students per teacher
Vintage Parkway Elementary
Standard public school
481 students 24.4:1 students per teacher
Almond Grove Elementary
Standard public school
427 students 23.6:1 students per teacher
Oakley Elementary
Standard public school
379 students 23.2:1 students per teacher
Educator & family resources
In-depth guides on understanding NCES data, school choice, and education funding.
Understanding NCES data
How CCD, CRDC and EDFacts feed every public-school number you see.
Choose a school district
Eight signals that matter more than the overall ranking number.
How schools are funded
Title I, F-33, state aid formulas and what per-pupil spending really means.
Chronic absenteeism
Why missing 10% of school matters and how it varies by district.
Magnet vs charter vs traditional
Three school types, three funding models, three sets of trade-offs.
School discipline data
What CRDC suspension and expulsion records do and don't reveal.
Frequently asked questions about Iron House Elementary
How many students attend Iron House Elementary?
Iron House Elementary has 503 students enrolled. It is a elementary school in Oakley, CA.
What is the student-teacher ratio at Iron House Elementary?
The student-teacher ratio at Iron House Elementary is 23.6:1, which is 9% higher than the California average of 21.6:1 and 48% higher than the national average of 15.9:1.
What percentage of students receive free lunch at Iron House Elementary?
39.1% of students at Iron House Elementary are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Iron House Elementary?
The largest demographic group at Iron House Elementary is Hispanic or Latino at 36.4%. The school serves a diverse student body in Oakley, CA.
What is the Resource Investment Index for Iron House Elementary?
Iron House Elementary has a Resource Investment Index of 24/100 (F) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.