Thornwell Charter School

203 West Calhoun Street
Clinton, SC 29325
6/
10
Top 50%
Serving 371 students in grades Kindergarten-11, Thornwell Charter School ranks in the top 50% of all schools in South Carolina for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 45-49% (which is higher than the South Carolina state average of 41%). The percentage of students achieving proficiency in reading/language arts is 45-49% (which is lower than the South Carolina state average of 52%).
The student:teacher ratio of 10:1 is lower than the South Carolina state level of 14:1.
Minority enrollment is 34% of the student body (majority Black), which is lower than the South Carolina state average of 53% (majority Black).

Quick Stats (2025)

  • School Type: Charter School
  • Grades: Kindergarten-11
  • Enrollment: 371 students
  • Student:Teacher Ratio: 10:1
  • Minority Enrollment: 34%
  • : Top 50% in SC
  • : 45-49% (Top 50%)
  • : 45-49% (Btm 50%)
  • : 50-59% (Top 50%)
  • Source: National Center for Education Statistics (NCES), SC Dept. of Education

Top Rankings

Thornwell Charter School ranks among the top 20% of public schools in South Carolina for:

School Overview

Thornwell Charter School's student population of 371 students has grown by 80% over five school years.
The teacher population of 39 teachers has grown by 160% over five school years.
School Type
Grades Offered
Grades Kindergarten-11
(offers virtual instruction)
Total Students
371 students
This chart displays total students of Thornwell Charter School by year, with the latest 2022-23 school year data.
Gender %
This chart displays gender of Thornwell Charter School
Total Classroom Teachers
39 teachers
This chart displays the total teachers of Thornwell Charter School by year, with the latest 2022-23 school year data.
Students by Grade
This chart displays the students of Thornwell Charter School by grade.

School Rankings

Thornwell Charter School ranks within the top 50% of all 1,154 schools in South Carolina (based off of combined math and reading proficiency testing data).
The diversity score of Thornwell Charter School is 0.51, which is less than the diversity score at state average of 0.67. The school's diversity has stayed relatively flat over five school years.
This School
State Level (SC)
#522 out of 1154 schools
(Top 50%)
45-49%
41%
This chart displays the percentage of students that scored at or above 'proficient' levels in Math of Thornwell Charter School and the percentage of public school students that scored at or above 'proficient' levels in Math of public schools in South Carolina by year, with the latest 2021-22 school year data.
45-49%
52%
50-59%
50%
Student : Teacher Ratio
10:1
14:1
This chart displays the student teacher ratio of Thornwell Charter School and the public school average student teacher ratio of South Carolina by year, with the latest 2022-23 school year data.
American Indian
n/a
n/a
Asian
n/a
2%
Hispanic
6%
14%
This chart displays the percentage of Hispanic students in Thornwell Charter School and the percentage of Hispanic public school students in South Carolina by year, with the latest 2022-23 school year data.
Black
22%
31%
This chart displays the percentage of Black students in Thornwell Charter School and the percentage of Black public school students in South Carolina by year, with the latest 2022-23 school year data.
White
66%
47%
This chart displays the percentage of White students in Thornwell Charter School and the percentage of White public school students in South Carolina by year, with the latest 2022-23 school year data.
Hawaiian
n/a
n/a
Two or more races
6%
6%
This chart displays the percentage of students of two or more races in Thornwell Charter School and the percentage of public school students of two or more races in South Carolina by year, with the latest 2022-23 school year data.
All Ethnic Groups
This chart displays the percentage breakdown of students of all ethnic groups in Thornwell Charter School.
This chart displays the percentage breakdown of public school students of all ethnic groups in South Carolina.
0.51
This chart displays the diversity score of Thornwell Charter School and the public school average diversity score of South Carolina by year, with the latest 2022-23 school year data.
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
100%
67%
This chart displays the percentage of students who is eligible for free lunch in Thornwell Charter School and the percentage of public school students who is eligible for free lunch in South Carolina by year, with the latest 2022-23 school year data.
Source: National Center for Education Statistics (NCES), SC Dept. of Education
Profile last updated: 02/09/2025

Frequently Asked Questions

What is Thornwell Charter School's ranking?
Thornwell Charter School is ranked #522 out of 1,154 schools, which ranks it among the top 50% of public schools in South Carolina.
What percent of students have achieved state testing proficiency in math and reading?
45-49% of students have achieved math proficiency (compared to the 41% SC state average), while 45-49% of students have achieved reading proficiency (compared to the 52% SC state average).
How many students attend Thornwell Charter School?
371 students attend Thornwell Charter School.
What is the racial composition of the student body?
66% of Thornwell Charter School students are White, 22% of students are Black, 6% of students are Hispanic, and 6% of students are Two or more races.
What is the student:teacher ratio of Thornwell Charter School?
Thornwell Charter School has a student ration of 10:1, which is lower than the South Carolina state average of 14:1.
What grades does Thornwell Charter School offer ?
Thornwell Charter School offers enrollment in grades Kindergarten-11 (offers virtual instruction).
What school district is Thornwell Charter School part of?
Thornwell Charter School is part of Charter Institute At Erskine School District.

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Quick Stats (2025)

  • School Type: Charter School
  • Grades: Kindergarten-11
  • Enrollment: 371 students
  • Student:Teacher Ratio: 10:1
  • Minority Enrollment: 34%
  • : Top 50%
  • : 45-49% (Top 50%)
  • : 45-49% (Btm 50%)
  • : 50-59% (Top 50%)
  • Source: National Center for Education Statistics (NCES), SC Dept. of Education

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