Enrollment
442
Texas · 2024-25 NCES data
Other / mixed grade configuration · Rockwall, TX
Federal NCES profile for Nebbie Williams El, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 47/100.
The verdict
Nebbie Williams El earns 47/100 on the Resource Investment Index, with class sizes larger than 75% of Texas schools.
Nebbie Williams El has class sizes larger than 75% of Texas schools. Computed live against every Texas school reporting to NCES.
By Resource Investment Index, Nebbie Williams El ranks #1 of 12 schools in Rockwall, TX.
Enrollment
442
Texas · 2024-25 NCES data
Teachers (FTE)
27.0
Federal CCD staff survey
Students per teacher
16.4:1
vs 14.7:1 Texas avg
+12% vs state
Free-lunch eligible
10.3%
vs 61.9% Texas avg
-83% vs state
How Nebbie Williams El compares with Texas and U.S. medians
Slightly above state median
16.4:1 - 1.7 above the Texas state median of 14.7:1, indicating larger average class loads than typical schools in the state.
Nebbie Williams El is a lower-poverty, mid-sized combined-grade school in Rockwall, Texas, enrolling 442 students.
Class loads run somewhat heavier than typical: 16.4:1 puts it in the larger third of Texas schools by student-teacher ratio.
Comparatively few students face economic hardship here, 10.3% free-meal eligibility runs 83% below the Texas average.
With 442 students, its enrollment sits close to the Texas median campus size.
Its Resource Investment Index sits near the middle of the pack among 8,960 scored Texas schools.
Against 319 statewide peers matched on enrollment and economic need, it ranks mid-pack at #180.
Its student body is led by White (66%) and Hispanic or Latino (19%) (diversity index 52/100).
Counselor access is stretched at roughly 442 students per counselor, well above the ASCA-recommended 250:1 ceiling.
11.1% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
The surrounding Rockwall Isd spends $9,580 per pupil, 30% below the Texas average, a leaner-resourced district than most.
Rockwall Isd also operates Rockwall-Heath H S (3,072 students) and Rockwall H S (2,949 students) alongside Nebbie Williams 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
Nebbie Williams 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 | 16.4:1 | ▲ 12% | 14.7:1 | 15.7:1 |
| Free-lunch eligible | 10.3% | ▼ 83% | 61.9% | 51.7% |
| Enrollment | 442 | top 58% | - | - |
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: White at 66.3% of enrollment.
Simpson diversity index - at 51.9, Nebbie Williams El is more mixed than the Texas school average of 44.7.
District-wide per-pupil expenditure for Rockwall Isd, which includes Nebbie Williams El.
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 |
|---|---|---|---|
| Rockwall-Heath H S | Larger | Higher economic need | Higher S:T ratio |
| Rockwall H S | Larger | Similar economic need | Similar S:T ratio |
| Maurine Cain Middle | Larger | Higher economic need | Higher S:T ratio |
| Herman E Utley Middle | Larger | Higher economic need | Higher S:T ratio |
| Linda Lyon El | Larger | Higher economic need | Higher S:T ratio |
Comparisons are relative to Nebbie Williams El'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 Nebbie Williams El'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.
Nebbie Williams El has 442 students enrolled. It is a public school in Rockwall, TX.
The student-teacher ratio at Nebbie Williams El is 16.4:1, which is 12% higher than the Texas average of 14.7:1 and 4% higher than the national average of 15.7:1.
10.3% of students at Nebbie Williams El are eligible for free lunch, compared to the Texas average of 61.9%.
The largest demographic group at Nebbie Williams El is White at 66.3% of enrollment, in Rockwall, TX. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 51.9/100.
Nebbie Williams El has a Resource Investment Index of 47/100 (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).
By Resource Investment Index, Nebbie Williams El ranks #1 of 12 schools in Rockwall, TX. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Rockwall on the city page.
Nebbie Williams El earns 47/100 on the Resource Investment Index, with class sizes larger than 75% of 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 Nebbie Williams El, Rockwall Isd also operates Rockwall-Heath H S (3,072 students), Rockwall H S (2,949 students), and Maurine Cain Middle (1,173 students). See the Rockwall Isd 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, “Nebbie Williams El, Rockwall 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/nebbie-williams-el-tx
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