Enrollment
573
South Carolina · 2024-25 NCES data
2024-25 NCES data Other / mixed grade configuration NCES 450144001505 Charter school
Charleston Charter School for Math and Science — Charleston, SC
Federal NCES profile for Charleston Charter School for Math and Science, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 58/100.
👥 Class size 56
🌟 Gifted program 70
🎓 Counselors 43
📋 Attendance 62
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: Charleston 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)
50.0
Federal CCD staff survey
Students per teacher
10.9:1
vs 14.3:1 South Carolina avg
-24% vs state
Free-lunch eligible
62.0%
vs 74.0% South Carolina avg
-16% vs state
Student-teacher ratio in context
How Charleston Charter School for Math and Science 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
Charleston Charter School for Math and Science reports 573 enrolled students to the National Center for Education Statistics (NCES) alongside 50.0 full-time-equivalent teachers, producing a 10.9:1 student-teacher ratio. That figure sits 24% below the South Carolina state mean of 14.3:1, signalling more teacher attention per pupil than the state benchmark. Against the national 2024-25 average of 15.9:1, it is 31% lower, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 62.0% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 16% below the South Carolina average and 20% above the national baseline. Counselor coverage works out to roughly 287 students per counselor, above the ASCA-recommended ceiling of 250:1. Chronic absenteeism — missing 10% or more of school days — stands at 15.2% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Charleston 01 spends $20,688 per pupil district-wide, above the South Carolina average of $17,182 and above the national average of $19,490. Revenue comes 59.0% from local sources (property taxes), 27.7% from the state, and 13.3% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 58/100 (C), calculated from 4 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 Charleston Charter School for Math and Science 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 | 10.9:1 | ▼ 24% | 14.3:1 | 15.9:1 |
| Free-lunch eligible | 62.0% | ▼ 16% | 74.0% | 51.8% |
| Enrollment | 573 | top 54% | — | — |
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
62.0%
free-lunch eligible
— 16% 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
10.9:1
students per teacher
— 24% below state mean
Top 11% in South Carolina — lower ratio than 89% of state schools
Below the 15:1 benchmark — typical of schools with smaller class sizes and more individualized attention.
Engagement
15.2%
chronically absent (missed 10%+ of school days)
Between 10–20% — above the pre-pandemic baseline of ~15% nationally but within the current U.S. range.
Funding equity
$20,688
per pupil, district-wide
— above South Carolina avg of $17,182
Above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors2.0 FTE
Per 287 students — the combined health-and-guidance staffing load for this school.
Discipline context
103
in-school suspensions + 80 out-of-school
Suspension rate: 18.0 per 100 students. Combined in-school and out-of-school rate: 31.9 per 100 students. Reported via the Civil Rights Data Collection.
Overview
Enrollment 573 Top 54% in South Carolina — larger than 46% of 1,215 state schools
Teachers (FTE) 50.0
Students per teacher 10.9:1 -24% vs state
Free-lunch eligible 62.0% -16% vs state
NCES ID 450144001505
Student demographics
African American 49.6%
White 36.6%
Hispanic or Latino 9.4%
Two or More 3.5%
Asian 0.7%
American Indian / Alaska Native 0.2%
Largest group: African American at 49.6% of enrollment.
Programs & staff
AP courses offered 8
Gifted & talented Yes
Counselors (FTE) 2.0
Students per counselor 287:1
Discipline & special education
Chronically absent 15.2%
In-school suspensions 103
Out-of-school suspensions 80
Funding & spending
District-wide per-pupil expenditure for Charleston 01, which includes Charleston Charter School for Math and Science.
$20,688
Per student
+20%
vs South Carolina
Avg $17,182
+6%
vs U.S.
Avg $19,490
Revenue mix
Local 59.0%
State 27.7%
Federal 13.3%
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
- 2,588
- Students per teacher
- 17.1:1
- Enrollment
- 2,135
- Students per teacher
- 15.9:1
- Enrollment
- 2,069
- Students per teacher
- 17.4:1
- Enrollment
- 1,757
- Students per teacher
- 18:1
- Enrollment
- 1,612
- Students per teacher
- 15:1
Similar other schools in Charleston
6 comparable other schools (grades Mixed) serving the same city.
Orange Grove Charter School
Standard public school
1,170 students 15.8:1 students per teacher
Daniel Island School
Standard public school
1,151 students 15.8:1 students per teacher
Stiles Point Elementary
Standard public school
866 students 18.2:1 students per teacher
St. Andrew'S School of Math and Science
Standard public school
769 students 16:1 students per teacher
Springfield Elementary
Standard public school
679 students 12.7:1 students per teacher
Drayton Hall Elementary
Standard public school
640 students 15.8:1 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 Charleston Charter School for Math and Science
How many students attend Charleston Charter School for Math and Science?
Charleston Charter School for Math and Science has 573 students enrolled. It is a other school in Charleston, SC.
What is the student-teacher ratio at Charleston Charter School for Math and Science?
The student-teacher ratio at Charleston Charter School for Math and Science is 10.9:1, which is 24% lower than the South Carolina average of 14.3:1 and 31% lower than the national average of 15.9:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Charleston Charter School for Math and Science?
62.0% of students at Charleston Charter School for Math and Science are eligible for free lunch, compared to the South Carolina average of 74.0%.
What is the racial and ethnic makeup of Charleston Charter School for Math and Science?
The largest demographic group at Charleston Charter School for Math and Science is African American at 49.6%. The school serves a diverse student body in Charleston, SC.
What is the Resource Investment Index for Charleston Charter School for Math and Science?
Charleston Charter School for Math and Science has a Resource Investment Index of 58/100 (C) based on 4 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.