Enrollment
2,013
South Carolina · 2024-25 NCES data
2024-25 NCES data High school (grades 9-12) NCES 450231000568
J. L. Mann High Academy — Greenville, SC
Federal NCES profile for J. L. Mann High Academy, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 52/100.
👥 Class size 25
📚 AP courses 100
🌟 Gifted program 70
🎓 Counselors 50
📋 Attendance 17
How this works: Each indicator above is scored 0–100 from federal NCES and CRDC data, then averaged into the Resource Investment Index. This measures resource allocation — staffing, programs, and support services — not standardized test scores or academic outcomes. Full methodology →
School address
District: Greenville 01 · South Carolina
Public location data per NCES (National Center for Education Statistics) Common Core of Data. Verify the school's current address on the NCES CCD record.
Teachers (FTE)
111.0
Federal CCD staff survey
Students per teacher
18.7:1
vs 14.3:1 South Carolina avg
+31% vs state
Free-lunch eligible
43.1%
vs 74.0% South Carolina avg
-42% vs state
Student-teacher ratio in context
How J. L. Mann High Academy compares with South Carolina and U.S. medians
The federal record — no proprietary index, no editorial formula.
PlainSchools publishes the actual federal measurements — enrollment, staffing, demographics, discipline, and finance — straight from the NCES Common Core of Data, CRDC, and F-33 surveys. No composite rating, no opinion-based score on top. You get the same raw numbers researchers and policymakers use, with benchmarks, spending context, and equity indicators computed from the same federal datasets. Full methodology linked below.
What this school's NCES data tells you
J. L. Mann High Academy reports 2,013 enrolled students to the National Center for Education Statistics (NCES) alongside 111.0 full-time-equivalent teachers, producing a 18.7:1 student-teacher ratio. That figure sits 31% above the South Carolina state mean of 14.3:1, signalling larger average class loads than peers in the same state. Against the national 2024-25 average of 15.9:1, it is 18% higher, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 43.1% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 42% below the South Carolina average and 17% below the national baseline. The school offers 31 Advanced Placement courses, a stronger academic pipeline indicator than enrollment alone. Counselor coverage works out to roughly 252 students per counselor, above the ASCA-recommended ceiling of 250:1. Chronic absenteeism — missing 10% or more of school days — stands at 33.3% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Greenville 01 spends $13,261 per pupil district-wide, below the South Carolina average of $17,182 and below the national average of $19,490. Revenue comes 39.3% from local sources (property taxes), 45.7% from the state, and 15.0% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 52/100 (C-), calculated from 5 distinct NCES and CRDC indicators measuring resource allocation rather than academic outcomes.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How J. L. Mann High Academy compares
Cross-validating school-level NCES values against South Carolina state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs South Carolina | South Carolina avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 18.7:1 | ▲ 31% | 14.3:1 | 15.9:1 |
| Free-lunch eligible | 43.1% | ▼ 42% | 74.0% | 51.8% |
| Enrollment | 2,013 | top 98% | — | — |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
What the federal data reveals about equity at this school
Federal measurements — not ratings — surface the resource and opportunity picture. Below are the indicators that researchers, civil-rights monitors, and funding formulas use to assess equity.
Economic need
43.1%
free-lunch eligible
— 42% below the South Carolina average of 74.0%
Above the 40% Title I schoolwide threshold — federal funds support the whole school, not individual students.
Staffing depth
18.7:1
students per teacher
— 31% above state mean
Top 94% in South Carolina — lower ratio than 6% of state schools
Between 15:1 and 20:1 — in line with the typical U.S. public-school staffing range.
Engagement
33.3%
chronically absent (missed 10%+ of school days)
Chronic absenteeism at or above 20% — the CDC threshold for "high" — signals significant barriers to regular attendance.
Funding equity
$13,261
per pupil, district-wide
— below South Carolina avg of $17,182
Below the U.S. average per-pupil spend — funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors8.0 FTE
Per 252 students — the combined health-and-guidance staffing load for this school.
Discipline context
245
in-school suspensions + 136 out-of-school
Suspension rate: 12.2 per 100 students. Combined in-school and out-of-school rate: 18.9 per 100 students. Reported via the Civil Rights Data Collection.
Overview
Enrollment 2,013 Top 98% in South Carolina — larger than 2% of 1,215 state schools
Teachers (FTE) 111.0
Students per teacher 18.7:1 +31% vs state
Free-lunch eligible 43.1% -42% vs state
NCES ID 450231000568
Student demographics
White 42.5%
African American 33.2%
Hispanic or Latino 15.0%
Asian 5.3%
Two or More 3.2%
American Indian / Alaska Native 0.4%
Native Hawaiian / Pacific Islander 0.4%
Largest group: White at 42.5% of enrollment.
Programs & staff
AP courses offered 31
Gifted & talented Yes
Counselors (FTE) 8.0
Students per counselor 252:1
Discipline & special education
Chronically absent 33.3%
In-school suspensions 245
Out-of-school suspensions 136
Funding & spending
District-wide per-pupil expenditure for Greenville 01, which includes J. L. Mann High Academy.
$13,261
Per student
-23%
vs South Carolina
Avg $17,182
-32%
vs U.S.
Avg $19,490
Revenue mix
Local 39.3%
State 45.7%
Federal 15.0%
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.
Other Schools in This District
- Enrollment
- 2,151
- Students per teacher
- 19.7:1
- Enrollment
- 2,133
- Students per teacher
- 19:1
- Enrollment
- 1,894
- Students per teacher
- 19.7:1
- Enrollment
- 1,846
- Students per teacher
- 20.1:1
- Enrollment
- 1,790
- Students per teacher
- 19.1:1
Similar high schools in Greenville
6 comparable high schools (grades 9-12) serving the same city.
Wade Hampton High
Standard public school
1,790 students 19.1:1 students per teacher
Greenville Senior High Academy
Standard public school
1,730 students 20.1:1 students per teacher
Berea High
Standard public school
1,250 students 17:1 students per teacher
Southside High
Standard public school
1,075 students 16:1 students per teacher
Powdersville High
Standard public school
1,024 students 19.2:1 students per teacher
Carolina Academy (High)
Standard public school
976 students 18.7:1 students per teacher
Educator & family resources
In-depth guides on understanding NCES data, school choice, and education funding.
Understanding NCES data
How CCD, CRDC and EDFacts feed every public-school number you see.
Choose a school district
Eight signals that matter more than the overall ranking number.
How schools are funded
Title I, F-33, state aid formulas and what per-pupil spending really means.
Chronic absenteeism
Why missing 10% of school matters and how it varies by district.
Magnet vs charter vs traditional
Three school types, three funding models, three sets of trade-offs.
School discipline data
What CRDC suspension and expulsion records do and don't reveal.
Frequently asked questions about J. L. Mann High Academy
How many students attend J. L. Mann High Academy?
J. L. Mann High Academy has 2,013 students enrolled. It is a high school in Greenville, SC.
What is the student-teacher ratio at J. L. Mann High Academy?
The student-teacher ratio at J. L. Mann High Academy is 18.7:1, which is 31% higher than the South Carolina average of 14.3:1 and 18% higher than the national average of 15.9:1.
What percentage of students receive free lunch at J. L. Mann High Academy?
43.1% of students at J. L. Mann High Academy are eligible for free lunch, compared to the South Carolina average of 74.0%.
What is the racial and ethnic makeup of J. L. Mann High Academy?
The largest demographic group at J. L. Mann High Academy is White at 42.5%. The school serves a diverse student body in Greenville, SC.
What is the Resource Investment Index for J. L. Mann High Academy?
J. L. Mann High Academy has a Resource Investment Index of 52/100 (C-) based on 5 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.