Enrollment
487
Texas · 2024-25 NCES data
Elementary school (grades K-5) · Houston, TX
Federal NCES profile for Southwest Schools Mangum El Campus, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 33/100.
The verdict
Southwest Schools Mangum El Campus earns 33/100 on the Resource Investment Index, with class sizes larger than 97% of Texas schools. It is also less racially and ethnically mixed than most Texas schools.
Southwest Schools Mangum El Campus has class sizes larger than 97% of Texas schools. Computed live against every Texas school reporting to NCES.
By Resource Investment Index, Southwest Schools Mangum El Campus ranks #78 of 114 elementary schools in Houston, TX.
NCES ID 480012512514 Verify on NCES CCD record →
Enrollment
487
Texas · 2024-25 NCES data
Teachers (FTE)
20.0
Federal CCD staff survey
Students per teacher
24.4:1
vs 14.7:1 Texas avg
+66% vs state
Free-lunch eligible
95.0%
vs 61.9% Texas avg
+53% vs state
How Southwest Schools Mangum El Campus compares with Texas and U.S. medians
Larger classes than state median
24.4:1 - 9.7 above the Texas state median of 14.7:1, indicating larger average class loads than typical schools in the state.
Southwest Schools Mangum El Campus is a high-poverty, mid-sized charter elementary school in Houston, Texas, enrolling 487 students.
Class loads run heavy: 24.4:1 is larger than about 97% of Texas schools and 66% above the 14.7:1 state mean, so each teacher carries more students than is typical.
Economic need is high: 95.0% of students qualify for free meals, 53% above the Texas average, a Title I-weighted population that federal funding formulas prioritise.
With 487 students, its enrollment sits close to the Texas median campus size.
Its Resource Investment Index lands in the lower third of 8,960 scored Texas schools.
Among 1,540 similarly sized, similarly resourced-need Texas schools statewide, it ranks #1,094, in the lower tier once campus size and economic need are matched.
Its student body is predominantly Hispanic or Latino (93% of enrollment), among the less diverse in the state (diversity index 14/100).
13.6% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
Its district draws 27.7% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Southwest Public Schools also operates Southwest Schools Bissonnet El Campus (526 students) and Empowerment H S (462 students) alongside Southwest Schools Mangum El Campus.
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
Southwest Schools Mangum El Campus on the metrics families compare, against Texas and U.S. means.
| Metric | This school | vs Texas | Texas avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 24.4:1 | ▲ 66% | 14.7:1 | 15.7:1 |
| Free-lunch eligible | 95.0% | ▲ 53% | 61.9% | 51.7% |
| Enrollment | 487 | top 52% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
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.
Largest group: Hispanic or Latino at 92.6% of enrollment.
Simpson diversity index - at 13.9, Southwest Schools Mangum El Campus is less mixed than the Texas school average of 44.7.
District-wide per-pupil expenditure for Southwest Public Schools, which includes Southwest Schools Mangum El Campus.
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.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Southwest Schools Bissonnet El Campus | Similar size | Similar economic need | Similar S:T ratio |
| Empowerment H S | Similar size | Similar economic need | Lower S:T ratio |
| Discovery Middle | Smaller | Similar economic need | Lower S:T ratio |
| Phoenix School at Southwest Schools | Smaller | Lower economic need | Lower S:T ratio |
Comparisons are relative to Southwest Schools Mangum El Campus's own figures; each column derives from NCES Common Core of Data.
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.
Next steps
Verify locally before acting on Southwest Schools Mangum El Campus's federal record.
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.
Southwest Schools Mangum El Campus has 487 students enrolled. It is an elementary school in Houston, TX.
The student-teacher ratio at Southwest Schools Mangum El Campus is 24.4:1, which is 66% higher than the Texas average of 14.7:1 and 55% higher than the national average of 15.7:1.
95.0% of students at Southwest Schools Mangum El Campus are eligible for free lunch, compared to the Texas average of 61.9%.
The largest demographic group at Southwest Schools Mangum El Campus is Hispanic or Latino at 92.6% of enrollment, in Houston, TX.
Southwest Schools Mangum El Campus has a Resource Investment Index of 33/100 (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).
By Resource Investment Index, Southwest Schools Mangum El Campus ranks #78 of 114 elementary schools in Houston, TX. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Houston on the city page.
Southwest Schools Mangum El Campus earns 33/100 on the Resource Investment Index, with class sizes larger than 97% of Texas schools. It is also less racially and ethnically mixed than most Texas schools. 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.
Besides Southwest Schools Mangum El Campus, Southwest Public Schools also operates Southwest Schools Bissonnet El Campus (526 students), Empowerment H S (462 students), and Discovery Middle (284 students). See the Southwest Public Schools district page for the complete list.
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.
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PlainSchools, “Southwest Schools Mangum El Campus, Houston TX.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of June 2026. https://plainschools.com/schools/southwest-schools-mangum-el-campus-tx
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