Enrollment
827
South Carolina · 2024-25 NCES data
Middle school (grades 6-8) · Rock Hill, SC
Federal NCES profile for W. C. Sullivan Middle, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 51/100.
The verdict
W. C. Sullivan Middle earns 51/100 on the Resource Investment Index, with class sizes smaller than 79% of South Carolina schools.
W. C. Sullivan Middle has class sizes smaller than 79% of South Carolina schools. Computed live against every South Carolina school reporting to NCES.
By Resource Investment Index, W. C. Sullivan Middle ranks #5 of 5 middle schools in Rock Hill, SC.
NCES ID 450387001147 Verify on NCES CCD record →
Enrollment
827
South Carolina · 2024-25 NCES data
Teachers (FTE)
69.0
Federal CCD staff survey
Students per teacher
12:1
vs 14.3:1 South Carolina avg
-16% vs state
Free-lunch eligible
50.2%
vs 74.0% South Carolina avg
-32% vs state
How W. C. Sullivan Middle compares with South Carolina and U.S. medians
Smaller classes than state median
12:1 - 2.3 below the South Carolina state median of 14.3:1, indicating smaller average class loads than typical schools in the state.
W. C. Sullivan Middle is a higher-need, mid-sized middle school in Rock Hill, South Carolina, enrolling 827 students.
Class sizes run a bit leaner than typical: 12:1 puts it in the smaller third of South Carolina schools by student-teacher ratio.
Economic need runs somewhat below the state's typical profile, with 50.2% of students eligible for free meals.
Enrollment of 827 puts it in the larger third of South Carolina schools by headcount.
Its Resource Investment Index lands in the upper third of 1,214 scored South Carolina schools.
Against 169 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #34.
Its student body is led by White (41%) and African American (28%) (diversity index 70/100).
Counselor coverage is strong, about 207 students per counselor, inside the American School Counselor Association's recommended 250:1.
Chronic absenteeism is elevated: 30.4% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Discipline events run high: 375 in- and out-of-school suspensions were reported for 827 students in the 2021-22 Civil Rights Data Collection.
The federal civil-rights collection also records 1 expulsion at this campus for 2021-22.
Among Rock Hill's middle schools, it stands alongside Dutchman Creek Middle (856 students): W. C. Sullivan Middle is smaller than that campus by headcount and runs leaner classes (12:1 vs 14.5:1).
York 03 also operates Rock Hill High (1,980 students) and Northwestern High (1,822 students) alongside W. C. Sullivan Middle.
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
W. C. Sullivan Middle on the metrics families compare, against South Carolina and U.S. means.
| Metric | This school | vs South Carolina | South Carolina avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 12:1 | ▼ 16% | 14.3:1 | 15.7:1 |
| Free-lunch eligible | 50.2% | ▼ 32% | 74.0% | 51.7% |
| Enrollment | 827 | top 21% | - | - |
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 40.7% of enrollment.
Simpson diversity index - at 69.6, W. C. Sullivan Middle is more mixed than the South Carolina school average of 52.7.
District-wide per-pupil expenditure for York 03, which includes W. C. Sullivan Middle.
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 |
|---|---|---|---|
| Rock Hill High | Larger | Similar economic need | Higher S:T ratio |
| Northwestern High | Larger | Similar economic need | Higher S:T ratio |
| South Pointe High | Larger | Similar economic need | Higher S:T ratio |
| Dutchman Creek Middle | Similar size | Similar economic need | Higher S:T ratio |
| Cherry Park Elementary School of Language Immersion | Similar size | Lower economic need | Higher S:T ratio |
Comparisons are relative to W. C. Sullivan Middle's own figures; each column derives from NCES Common Core of Data.
4 comparable middle schools (grades 6-8) serving the same city.
Matched by enrollment size and by staffing ratio across all of South Carolina, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on W. C. Sullivan Middle'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.
W. C. Sullivan Middle has 827 students enrolled. It is a middle school in Rock Hill, SC.
The student-teacher ratio at W. C. Sullivan Middle is 12:1, which is 16% lower than the South Carolina average of 14.3:1 and 24% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
50.2% of students at W. C. Sullivan Middle are eligible for free lunch, compared to the South Carolina average of 74.0%.
The largest demographic group at W. C. Sullivan Middle is White at 40.7% of enrollment, in Rock Hill, SC. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 69.6/100.
W. C. Sullivan Middle has a Resource Investment Index of 51/100 (higher 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, W. C. Sullivan Middle ranks #5 of 5 middle schools in Rock Hill, SC. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in Rock Hill on the city page.
W. C. Sullivan Middle earns 51/100 on the Resource Investment Index, with class sizes smaller than 79% of South Carolina 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 W. C. Sullivan Middle, York 03 also operates Rock Hill High (1,980 students), Northwestern High (1,822 students), and South Pointe High (1,128 students). See the York 03 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, “W. C. Sullivan Middle, Rock Hill SC.” 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/w-c-sullivan-middle-sc
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