Enrollment
780
Texas · 2024-25 NCES data
Other / mixed grade configuration · San Antonio, TX
Ellison El
Federal NCES profile for Ellison El, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 44/100.
2024-25 NCES dataOther / mixed grade configurationNCES 483312012911
👥 S:T ratio 43
🌟 Gifted program 70
🎓 Counselors 22
📋 Attendance 41
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Ellison El earns 44/100 on the Resource Investment Index, with class sizes near the Texas median.
- #107 of 327
- schools in San Antonio · Resource Index
- 44
- Resource Index · Typical
- 14.2:1
- students per teacher
- 33.4%
- free-lunch eligible
Ellison El has class sizes near the Texas median. Computed live against every Texas school reporting to NCES.
By Resource Investment Index, Ellison El ranks #107 of 327 schools in San Antonio, TX.
School address
District: Northside Isd · Texas
NCES ID 483312012911 Verify on NCES CCD record →
Teachers (FTE)
55.0
Federal CCD staff survey
Students per teacher
14.2:1
vs 14.7:1 Texas avg
-3% vs state
Free-lunch eligible
33.4%
vs 61.9% Texas avg
-46% vs state
Student-teacher ratio in context
How Ellison El compares with Texas and U.S. medians
What stands out at Ellison El
Ellison El is a mid-sized combined-grade school in San Antonio, Texas, enrolling 780 students.
At 14.2:1, its student-teacher ratio sits close to the Texas median, within a few percentage points of the 14.7:1 state norm, neither notably crowded nor notably small.
Economic need runs somewhat below the state's typical profile, with 33.4% of students eligible for free meals.
Enrollment of 780 puts it in the larger third of Texas schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 8,960 scored Texas schools.
Against 1,007 statewide peers matched on enrollment and economic need, it ranks mid-pack at #445.
Its student body is led by Hispanic or Latino (72%) and White (13%) (diversity index 46/100).
Counselor availability sits well past the ASCA benchmark, roughly 390 students sharing each counselor, though short of the most stretched campuses.
Attendance runs somewhat below the norm, with 23.8% of students chronically absent per the 2021-22 civil-rights collection.
The surrounding Northside Isd spends $10,615 per pupil, 22% below the Texas average, a leaner-resourced district than most.
Its district draws 17.6% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Northside Isd also operates Brennan H S (2,965 students) and Harlan H S (2,778 students) alongside Ellison El.
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 Ellison El compares
Ellison El on the metrics families compare, against Texas and U.S. means.
| Metric | This school | vs Texas | Texas avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 14.2:1 | ▼ 3% | 14.7:1 | 15.7:1 |
| Free-lunch eligible | 33.4% | ▼ 46% | 61.9% | 51.7% |
| Enrollment | 780 | top 20% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14.2:1
Leaner classes than 55% of US schools, a middle-of-the-pack class size.
780
Bigger than 85% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
33.4%
free-lunch eligible
- 46% below the Texas average of 61.9%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
14.2:1
students per teacher
- 3% below state mean
Top 50% in Texas - lower ratio than 50% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
23.8%
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
$10,615
per pupil, district-wide
- below Texas avg of $13,644
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors2.0 FTE
Per 390 students, the combined health-and-guidance staffing load for this school.
Discipline context
9
in-school suspensions + 2 out-of-school
Suspension rate: 1.2 per 100 students. Combined in-school and out-of-school rate: 1.4 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
Hispanic or Latino 71.5%
White 13.1%
Two or More 5.9%
African American 5.4%
Asian 3.8%
American Indian / Alaska Native 0.3%
Largest group: Hispanic or Latino at 71.5% of enrollment.
Student-body diversity index 46.4/100
Simpson diversity index - at 46.4, Ellison El is about as mixed as the Texas school average of 44.7.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Northside Isd, which includes Ellison El.
$10,615
Per student
-22%
vs Texas
Avg $13,644
-36%
vs U.S.
Avg $16,593
Revenue mix
Local 60.8%
State 21.6%
Federal 17.6%
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 Ellison El Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Brennan H S | Larger | Similar economic need | Higher S:T ratio |
| Harlan H S | Larger | Lower economic need | Higher S:T ratio |
| Clark H S | Larger | Similar economic need | Higher S:T ratio |
| Taft H S | Larger | Similar economic need | Higher S:T ratio |
| Brandeis H S | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to Ellison El's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,965
- Students per teacher
- 16.9:1
- Resource Index
- 32/100
- Enrollment
- 2,778
- Students per teacher
- 18.9:1
- Resource Index
- 38/100
- Enrollment
- 2,750
- Students per teacher
- 16.9:1
- Resource Index
- 37/100
- Enrollment
- 2,670
- Students per teacher
- 16.6:1
- Resource Index
- 43/100
- Enrollment
- 2,657
- Students per teacher
- 16.8:1
- Resource Index
- 41/100
Similar other schools statewide
Matched by enrollment size and by staffing ratio across all of Texas, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~780 students)
Similar student-teacher ratio (~14.2:1)
Next steps
Verify locally before acting on Ellison El's federal record.
- Compare Ellison El against another school. Compare schools
- Northside Isd'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 Ellison El
How many students attend Ellison El?
Ellison El has 780 students enrolled. It is a public school in San Antonio, TX.
What is the student-teacher ratio at Ellison El?
The student-teacher ratio at Ellison El is 14.2:1, which is 3% lower than the Texas average of 14.7:1 and 10% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Ellison El?
33.4% of students at Ellison El are eligible for free lunch, compared to the Texas average of 61.9%.
What is the racial and ethnic makeup of Ellison El?
The largest demographic group at Ellison El is Hispanic or Latino at 71.5% of enrollment, in San Antonio, TX.
What is the Resource Investment Index for Ellison El?
Ellison El has a Resource Investment Index of 44/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Ellison El rank among schools in San Antonio?
By Resource Investment Index, Ellison El ranks #107 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.
Is Ellison El a good school?
Ellison El earns 44/100 on the Resource Investment Index, with class sizes near the Texas 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 Northside Isd?
Besides Ellison El, Northside Isd also operates Brennan H S (2,965 students), Harlan H S (2,778 students), and Clark H S (2,750 students). See the Northside Isd 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.