42 Private Schools in Charleston County, SC, 17 on ESTF List

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On the official list

School	City	Grades	Students	Per teacher	Affiliation
Addlestone Hebrew Academy ✓	Charleston	K-8	61	3.9	Jewish
Adventist Christian Academy of Charleston ✓	Charleston	K-8	29	9.7	Seventh-Day Adventist
Charleston Christian School ✓	Charleston	On the state list; not in the federal survey
Harvest Time International Academy ✓	Charleston	12	2	2	Pentecostal
James Island Christian School ✓	Charleston	PreK-8	221	8.3	Christian (nondenominational)
St. Philip’s Academy ✓	Charleston	On the state list; not in the federal survey
Trinity Montessori School ✓	Charleston	PreK-6	22	3.1	Christian (nondenominational)
Charleston Collegiate School ✓	Johns Island	PreK-12	363	8.3	Nonsectarian
Holy City Christian Academy ✓	Mount Pleasant	On the state list; not in the federal survey
Palmetto Christian Academy ✓	Mount Pleasant	PreK-12	678	11.8	Baptist
Crown Leadership Academy ✓	Mt. Pleasant	On the state list; not in the federal survey
Academy at El-Shaddai ✓	North Charleston	On the state list; not in the federal survey
Charleston Bilingual Academy ✓	North Charleston	PreK-7	194	15.2	Christian (nondenominational)
Lowcountry Christian Community School ✓	North Charleston	On the state list; not in the federal survey
North Palm Preparatory ✓	North Charleston	On the state list; not in the federal survey
Owens Christian Academy ✓	North Charleston	PreK-1	20	6.7	Christian (nondenominational)
St. John Catholic School ✓	North Charleston	On the state list; not in the federal survey
Ashley Hall School	Charleston	PreK-12	543	6.2	Nonsectarian
Blessed Sacrament Catholic School	Charleston	PreK-8	231	10.3	Roman Catholic
Charles Towne Montessori School	Charleston	PreK-6	37	8.4	Nonsectarian
Charleston Day School	Charleston	K-8	246	7	Nonsectarian
First Baptist School of Charleston	Charleston	PreK-12	501	12.2	Baptist
Mason Preparatory School	Charleston	K-8	300	9	Christian (nondenominational)
Meeting Street Academy	Charleston	PreK-5	209	7.9	Nonsectarian
Nativity School	Charleston	PreK-8	91	7.3	Roman Catholic
Ne Miles Early Childhood Development Center	Charleston	PreK-K	2	not reported	Nonsectarian
Oak Grove Montessori	Charleston	PreK-K	21	21	Nonsectarian
Porter-Gaud School	Charleston	1-12	1,071	9.4	Episcopal
The Charleston Catholic School	Charleston	PreK-8	163	7.8	Roman Catholic
The Cooper School	Charleston	K-8	153	8.1	Nonsectarian
Montessori School of Johns Island	Johns Island	PreK-K	3	3	Nonsectarian
Christ Our King-Stella Mans School	Mount Pleasant	PreK-8	602	13.1	Roman Catholic
Coastal Christian Preparatory School	Mount Pleasant	Not in the federal survey
O'Quinn Schools of Porter-Gaud (2 Campuses)	Mount Pleasant	PreK-K	97	6.7	Nonsectarian
St. Andrew's Day School	Mount Pleasant	PreK-K	13	11.8	Other religious
Sundrops Montessori Bridge Campus	Mount Pleasant	PreK-9	66	11	Nonsectarian
Sundrops Montessori School	Mount Pleasant	PreK-9	66	2.2	Nonsectarian
The Promise School	Mount Pleasant	1-5	11	not reported	Nonsectarian
Trident Academy	Mount Pleasant	1-12	58	4	Nonsectarian
University School of the Lowcountry	Mount Pleasant	3-12	84	6.7	Nonsectarian
Charleston Classical School	North Charleston	K-5	25	5.2	Other religious
Northside Christian School	North Charleston	PreK-12	227	9.9	Baptist

Charleston County private schools at a glance

Towns: 5; the most in Charleston (20), Mount Pleasant (11) and North Charleston (8)
Among South Carolina counties: 2nd most private schools of 43; 11% of the state’s 368
Typical school: 163 students (27 reporting)
Smallest and largest: The Promise School, 11 students; Porter-Gaud School, 1,071 students
Students per teacher: 8.1 typical, 2 to 21 across 31 schools
Programs: 6 Montessori, 2 special education
Association members: 16, most often the Association of Christian Schools International
To a 4-year college: 95% of graduates at the typical high school (8 reporting)
State program: Education savings account, $7,634 per student for 2026-27
How ESTF works
Public charter schools: 19 in the county, tuition-free and not counted here
Charter schools in South Carolina

Affiliation, 42 schools

Catholic4
Christian, not Catholic11
Jewish1
Other faiths2
Nonsectarian15
Not in federal survey9

Grade levels (overlapping), 42 schools

Pre-K (and up)22
Elementary (K to 5)32
Middle (6 to 8)23
High school (9 to 12)11
K to 12, one school5

School size, 27 reporting

Under 506
50 to 1496
150 to 2998
300 to 5994
600 or more3

On the ESTF list: 17 of 42

Charleston County40%
All of South Carolina54%

Lowest published tuition, 10 schools

Lowest$6,500Middle$18,433Highest$32,880

Where these facts come from

Grades, size, affiliation, co-ed, membership, college-going: NCES Private School Universe Survey 2023-24, downloaded September 20, 2026.
Program list: South Carolina Education Scholarship Trust Fund schools, list dated September 28, 2026, checked November 2, 2026.
Award and rules: South Carolina Education Scholarship Trust Fund, official page, read October 7, 2026.
Tuition for 10 schools: each school’s own website, last read October 14, 2026.
Public charter schools: NCES Common Core of Data, public school directory 2025-26 (preliminary), loaded October 8, 2026.

Cities in and around Charleston County

Neighboring counties

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