Enrollment
633
Texas · 2024-25 NCES data
2024-25 NCES data Other / mixed grade configuration NCES 483873004323
Arnold El — San Antonio, TX
Federal NCES profile for Arnold El, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 33/100.
👥 Class size 41
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 20
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: San Antonio Isd · Texas
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)
36.0
Federal CCD staff survey
Students per teacher
14.7:1
vs 14.6:1 Texas avg
+1% vs state
Free-lunch eligible
89.8%
vs 61.9% Texas avg
+45% vs state
Student-teacher ratio in context
How Arnold El compares with Texas 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
Arnold El reports 633 enrolled students to the National Center for Education Statistics (NCES) alongside 36.0 full-time-equivalent teachers, producing a 14.7:1 student-teacher ratio. That figure sits 1% above the Texas state mean of 14.6:1, signalling larger average class loads than peers in the same state. Against the national 2024-25 average of 15.9:1, it is 8% lower, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 89.8% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 45% above the Texas average and 73% above the national baseline. Counselor coverage works out to roughly 633 students per counselor, above the ASCA-recommended ceiling of 250:1. Chronic absenteeism — missing 10% or more of school days — stands at 32.1% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding San Antonio Isd spends $17,992 per pupil district-wide, above the Texas average of $17,150 and below the national average of $19,490. Revenue comes 42.8% from local sources (property taxes), 30.1% from the state, and 27.0% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 33/100 (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 Arnold El compares
Cross-validating school-level NCES values against Texas state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs Texas | Texas avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 14.7:1 | ▲ 1% | 14.6:1 | 15.9:1 |
| Free-lunch eligible | 89.8% | ▲ 45% | 61.9% | 51.8% |
| Enrollment | 633 | top 66% | — | — |
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
89.8%
free-lunch eligible
— 45% above the Texas average of 61.9%
Above the 40% Title I schoolwide threshold — federal funds support the whole school, not individual students.
Staffing depth
14.7:1
students per teacher
— 1% above state mean
Top 52% in Texas — lower ratio than 48% of state schools
Below the 15:1 benchmark — typical of schools with smaller class sizes and more individualized attention.
Engagement
32.1%
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
$17,992
per pupil, district-wide
— above Texas avg of $17,150
Below the U.S. average per-pupil spend — funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors1.0 FTE
Per 633 students — the combined health-and-guidance staffing load for this school.
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: 0.3 per 100 students. Reported via the Civil Rights Data Collection.
Overview
Enrollment 633 Top 66% in Texas — larger than 34% of 9,061 state schools
Teachers (FTE) 36.0
Students per teacher 14.7:1 +1% vs state
Free-lunch eligible 89.8% +45% vs state
NCES ID 483873004323
Student demographics
Hispanic or Latino 96.2%
White 1.7%
African American 1.4%
Two or More 0.5%
Asian 0.2%
Largest group: Hispanic or Latino at 96.2% of enrollment.
Programs & staff
Gifted & talented Yes
Counselors (FTE) 1.0
Students per counselor 633:1
Discipline & special education
Chronically absent 32.1%
In-school suspensions 0
Out-of-school suspensions 2
Funding & spending
District-wide per-pupil expenditure for San Antonio Isd, which includes Arnold El.
$17,992
Per student
+5%
vs Texas
Avg $17,150
-8%
vs U.S.
Avg $19,490
Revenue mix
Local 42.8%
State 30.1%
Federal 27.0%
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
- 1,706
- Students per teacher
- 14.4:1
- Enrollment
- 1,620
- Students per teacher
- 16.1:1
- Enrollment
- 1,593
- Students per teacher
- 15.4:1
- Enrollment
- 1,478
- Students per teacher
- 15.1:1
- Enrollment
- 1,405
- Students per teacher
- 14.5:1
Similar other schools in San Antonio
6 comparable other schools (grades Mixed) serving the same city.
Great Hearts Northern Oaks
Standard public school
1,430 students 19.2:1 students per teacher
Great Hearts Forest Heights
Standard public school
1,335 students 19.1:1 students per teacher
Great Hearts Western Hills
Standard public school
1,326 students 21.6:1 students per teacher
Somerset Academy Brooks
Standard public school
1,227 students 18.3:1 students per teacher
Kallison El
Standard public school
1,221 students 16.2:1 students per teacher
Advanced Learning Academy
Standard public school
1,087 students 15.6:1 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 Arnold El
How many students attend Arnold El?
Arnold El has 633 students enrolled. It is a other school in SAN ANTONIO, TX.
What is the student-teacher ratio at Arnold El?
The student-teacher ratio at Arnold El is 14.7:1, which is 1% higher than the Texas average of 14.6:1 and 8% lower than the national average of 15.9:1.
What percentage of students receive free lunch at Arnold El?
89.8% of students at Arnold El are eligible for free lunch, compared to the Texas average of 61.9%.
What is the racial and ethnic makeup of Arnold El?
The largest demographic group at Arnold El is Hispanic or Latino at 96.2%. The school serves a diverse student body in SAN ANTONIO, TX.
What is the Resource Investment Index for Arnold El?
Arnold El has a Resource Investment Index of 33/100 (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.