#1 College-Bound Private High Schools in Charleston, 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, SC
Private high schools in Charleston, SC where the most graduates go on to four-year colleges. Top 5 of 5 schools.
#2 College-Bound Private High Schools in Charleston, 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, SC
Bishop England High School
Diocesan school · Grades 9–12
99% of graduates go to four-year colleges
Charleston, SC
B+Overall grade718 students12 students per teacher
#4 College-Bound Private High Schools in Charleston, SC
Cathedral Academy
Christian school (nondenominational) · Grades Pre-K–12
85% of graduates go to four-year colleges
Charleston, SC
B-Overall grade348 students13 students per teacher
#5 College-Bound Private High Schools in Charleston, 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.