High school (grades 9-12) · Charleston, SC

Charleston Advancement Academy High School

Federal NCES profile for Charleston Advancement Academy High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 15/100.

2024-25 NCES dataHigh school (grades 9-12)NCES 450390101706Charter school
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Compiled from official source data by .
0/100100/10015/100
👥 S:T ratio
0
🌟 Gifted program
30
🎓 Counselors
15
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →

The verdict

Charleston Advancement Academy High School earns 15/100 on the Resource Investment Index, with class sizes larger than 99% of South Carolina schools.

#5 of 5
high schools in Charleston · Resource Index
15
Resource Index · Lower
38.5:1
large classes for South Carolina
45.5%
free-lunch eligible

Charleston Advancement Academy High School has class sizes larger than 99% of South Carolina schools. Computed live against every South Carolina school reporting to NCES.

By Resource Investment Index, Charleston Advancement Academy High School ranks #5 of 5 high schools in Charleston, SC.

School address

Charleston, SC 29412
District: Sc Public Charter School District · South Carolina

NCES ID 450390101706 Verify on NCES CCD record →

NCES CCD campus card

424 on latest CCD 450390101706 · Charleston, SC High · SMALL · CHARTER

424 enr · 38.5:1 · 45.5% lunch · RII 15

Nearest enrollment peer: York Preparatory Academy (1,672 students)

Resource Investment Index #5 of 5 high schools in Charleston. NCES Common Core of Data stamps for this campus. Read with this school → · District book → · South Carolina schools → · Find another →

Charleston Advancement Academy High School in the enrollment neighbourhood

Fall enrollment among this campus and nearest district peers

students

What this shows Charleston Advancement Academy High School reports 424 students on the CCD universe file.

Source U.S. Department of Education, NCES Common Core of Data (Public School Universe) As of 2024-25

How Charleston Advancement Academy High School compares

Charleston Advancement Academy High School vs South Carolina and U.S. means on staffing and lunch eligibility.

Metric This school vs South Carolina South Carolina avg U.S. avg
Students per teacher 38.5:1 ▲ 169% 14.3:1 15.7:1
Free-lunch eligible 45.5% ▼ 39% 74.0% 51.7%
Enrollment 424 top 67% - -

Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25

38.5:1
Leaner classes than 1% of US schools, heavier class loads than most.
424
Bigger than 51% of US schools by enrollment, mid-sized for the country.

Equity indicators methodology

Economic need
45.5%
free-lunch eligible - 39% 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
38.5:1
students per teacher - 169% above state mean
Top 99% in South Carolina - lower ratio than 1% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Funding equity
$23,863
per pupil, district-wide - above South Carolina avg of $15,911
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 424 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 7 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 1.7 per 100 students. Reported via the Civil Rights Data Collection. Includes 1 expulsion.

Programs

AP program Not offered

District finance for Sc Public Charter School District reports $23,863 per pupil (NCES F-33) - open the district page for the full revenue mix.

How Charleston Advancement Academy High School Compares to District-Mates

School Enrollment Economic Profile Student-Teacher Ratio
York Preparatory Academy Larger Lower economic need Lower S:T ratio
Legacy Early College Larger Higher economic need Lower S:T ratio
Bridges Preparatory School Larger Lower economic need Lower S:T ratio
High Point Academy Larger Higher economic need Lower S:T ratio
Green Charter School Larger Lower economic need Lower S:T ratio

Comparisons are relative to Charleston Advancement Academy High School's own figures; each column derives from NCES Common Core of Data.

Other Schools in This District

Sc Public Charter School District · 5 sibling schools

View district profile

Similar high schools in Charleston

4 comparable high schools (grades 9-12) serving the same city.

West Ashley High
Standard public school
2,069 students 18.6:1 students per teacher
James Island Charter High
Standard public school
1,612 students 15.2:1 students per teacher
Philip Simmons High
Standard public school
797 students 15:1 students per teacher
Burke High
Standard public school
342 students 5.8:1 students per teacher

Nationwide high schools with similar size or staffing

Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.

Similar enrollment (~424 students)

Similar student-teacher ratio (~38.5:1)

Frequently asked questions about Charleston Advancement Academy High School

How many students attend Charleston Advancement Academy High School?

Charleston Advancement Academy High School has 424 students enrolled. It is a high school in Charleston, SC.

What is the student-teacher ratio at Charleston Advancement Academy High School?

The student-teacher ratio at Charleston Advancement Academy High School is 38.5:1, which is 169% higher than the South Carolina average of 14.3:1 and 145% higher than the national average of 15.7:1.

What percentage of students receive free lunch at Charleston Advancement Academy High School?

45.5% of students at Charleston Advancement Academy High School are eligible for free lunch, compared to the South Carolina average of 74.0%.

What is the Resource Investment Index for Charleston Advancement Academy High School?

Charleston Advancement Academy High School has a Resource Investment Index of 15/100 (lower reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, counselor availability. Not a test-score or academic measure (national median ~41/100, see methodology).

How does Charleston Advancement Academy High School rank among high schools in Charleston?

By Resource Investment Index, Charleston Advancement Academy High School ranks #5 of 5 high schools in Charleston, SC. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in Charleston on the city page.

What other schools are in Sc Public Charter School District?

Besides Charleston Advancement Academy High School, Sc Public Charter School District also operates York Preparatory Academy (1,672 students), Legacy Early College (1,592 students), and Bridges Preparatory School (1,472 students). See the Sc Public Charter School District district page for the complete list.

Read our methodology - how this data is sourced, computed, and verified.

Source: National Center for Education Statistics (NCES) CCD + Public School Universe (2024-25), CRDC (2021-22), F-33 District Finance Survey (FY 2022-23) · 2024-25 Data as of the 2024-25 school year. Coverage from U.S. Department of Education NCES Common Core of Data. Varies by entity type; administrative districts and certain charter networks may report only a subset of fields.

All federal data sources used on this page

Full source list and how we compute each figure: methodology page.

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Compiled from official source data by .