#1 College-Bound Private High Schools in Charleston County, SC
Ashley Hall School
Independent school · Grades Pre-K–12
100% of graduates go to four-year colleges
Charleston, SC
A+Overall grade543 students6 students per teacher
2026 lists
College-Bound Private High Schools in Charleston County, SC
Private high schools in Charleston County, SC where the most graduates go on to four-year colleges. Top 7 of 7 schools.
#2 College-Bound Private High Schools in Charleston County, SC
Porter-Gaud School
Episcopal school · Grades 1–12
99% of graduates go to four-year colleges
Charleston, SC
A+Overall grade1,071 students9 students per teacher
#3 College-Bound Private High Schools in Charleston County, SC
Palmetto Christian Academy
Baptist school · Grades Pre-K–12
97% of graduates go to four-year colleges
Mount Pleasant, SC
B-Overall grade677 students12 students per teacher
#4 College-Bound Private High Schools in Charleston County, SC
Charleston Collegiate School
Independent school · Grades Pre-K–12
95% of graduates go to four-year colleges
Johns Island, SC
A+Overall grade363 students8 students per teacher
#5 College-Bound Private High Schools in Charleston County, SC
Palmetto Christian Academy
Baptist school · Grades Pre-K–12
93% of graduates go to four-year colleges
Mount Pleasant, SC
BOverall grade678 students12 students per teacher
#6 College-Bound Private High Schools in Charleston County, SC
Northside Christian School
Baptist school · Grades Pre-K–12
90% of graduates go to four-year colleges
North Charleston, SC
A+Overall grade227 students10 students per teacher
#7 College-Bound Private High Schools in Charleston County, SC
First Baptist School of Charleston
Baptist school · Grades Pre-K–12
75% of graduates go to four-year colleges
Charleston, SC
B-Overall grade501 students12 students per teacher
From official public records, updated October 2026.