- Enrollment
- 1,706
- Students per teacher
- 14.6:1
- Resource Index
- 48/100
Other / mixed grade configuration · San Antonio, TX
Arnold El
Federal NCES profile for Arnold El, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 30/100.
2024-25 NCES dataOther / mixed grade configurationNCES 483873004323
👥 S:T ratio 30
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 20
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Arnold El earns 30/100 on the Resource Investment Index, with class sizes larger than 84% of Texas schools. It is also less racially and ethnically mixed than most Texas schools.
- #258 of 327
- schools in San Antonio · Resource Index
- 30
- Resource Index · Lower
- 17.6:1
- large classes for Texas
- 89.8%
- free-lunch eligible
Arnold El has class sizes larger than 84% of Texas schools. Computed live against every Texas school reporting to NCES.
By Resource Investment Index, Arnold El ranks #258 of 327 schools in San Antonio, TX.
School address
District: San Antonio Isd · Texas
NCES ID 483873004323 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+60 students YoY
Arnold El grew from 530 students in 2022-23 to 590 in 2023-24 (+11.3%).
Teacher FTE lost 36.9 → 36.5 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+60 students YoY 483873004323 · San Antonio, TX Other · MID · TRAD
633 enr · 17.6:1 · 89.8% lunch · RII 30
Nearest enrollment peer: Jefferson H S (1,706 students)
Arnold El grew from 530 students in 2022-23 to 590 in 2023-24 (+11.3%). Teacher FTE lost 36.9 → 36.5 across the same CCD years. Read with this school → · District book → · Texas schools → · Find another →
Arnold El in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Jefferson H S
Jefferson H S
1,706 students
- Lanier H S
Lanier H S
1,620 students
- Brackenridge H
Brackenridge H S
1,593 students
- Highlands H S
Highlands H S
1,478 students
- Burbank H S
Burbank H S
1,405 students
- This school 633
Arnold El
633 students
What this shows Arnold El reports 633 students on the CCD universe file.
How Arnold El compares
Arnold El is a growing campus on CCD: ratios and free-lunch share vs Texas and U.S. means.
| Metric | This school | vs Texas | Texas avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 17.6:1 | ▲ 20% | 14.7:1 | 15.7:1 |
| Free-lunch eligible | 89.8% | ▲ 45% | 61.9% | 51.7% |
| Enrollment | 633 | top 34% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
17.6:1
Leaner classes than 27% of US schools, heavier class loads than most.
633
Bigger than 75% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
89.8%
free-lunch eligible
- 45% above the Texas average of 61.9%
Well above the 40% Title I schoolwide threshold, among the highest-need profiles in the state; federal funds support the whole school, not individual students.
Staffing depth
17.6:1
students per teacher
- 20% above state mean
Top 84% in Texas - lower ratio than 16% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
32.1%
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
$13,971
per pupil, district-wide
- below Texas avg of $14,348
Well below the U.S. average per-pupil spend, a notably leaner funding position that 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.
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.
Student-body diversity index 7.4/100
Simpson diversity index - at 7.4, Arnold El is less mixed than the Texas school average of 44.7.
Programs
Gifted & talented Yes
District finance for San Antonio Isd reports $13,971 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Arnold El Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Jefferson H S | Larger | Similar economic need | Lower S:T ratio |
| Lanier H S | Larger | Similar economic need | Similar S:T ratio |
| Brackenridge H S | Larger | Similar economic need | Lower S:T ratio |
| Highlands H S | Larger | Similar economic need | Lower S:T ratio |
| Burbank H S | Larger | Similar economic need | Lower S:T ratio |
Comparisons are relative to Arnold El's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,620
- Students per teacher
- 16.9:1
- Resource Index
- 46/100
- Enrollment
- 1,593
- Students per teacher
- 15.6:1
- Resource Index
- 36/100
- Enrollment
- 1,478
- Students per teacher
- 13.6:1
- Resource Index
- 52/100
- Enrollment
- 1,405
- Students per teacher
- 15.4:1
- Resource Index
- 35/100
Nationwide other schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~633 students)
Frequently asked questions about Arnold El
How many students attend Arnold El?
Arnold El has 633 students enrolled. It is a public school in San Antonio, TX. CCD year-over-year: 530 (2022-23) → 590 (2023-24), up 60.
What is the student-teacher ratio at Arnold El?
The student-teacher ratio at Arnold El is 17.6:1, which is 20% higher than the Texas average of 14.7:1 and 12% higher than the national average of 15.7:1.
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% of enrollment, in San Antonio, TX.
What is the Resource Investment Index for Arnold El?
Arnold El has a Resource Investment Index of 30/100 (lower reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Arnold El rank among schools in San Antonio?
By Resource Investment Index, Arnold El ranks #258 of 327 schools in San Antonio, TX. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in San Antonio on the city page.
What other schools are in San Antonio Isd?
Besides Arnold El, San Antonio Isd also operates Jefferson H S (1,706 students), Lanier H S (1,620 students), and Brackenridge H S (1,593 students). See the San Antonio Isd district page for the complete list.