For the 2026-27 school year, there are 4 public schools serving 2,438 students in Johns Island, SC (there are 3 private schools, serving 482 private students). 83% of all K-12 students in Johns Island, SC are educated in public schools (compared to the SC state average of 92%).
The top-ranked public schools in Johns Island, SC are St. Johns High School, Angel Oak Elementary School and Mt. Zion Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Johns Island, SC public schools have an average math proficiency score of 37% (versus the South Carolina public school average of 43%), and reading proficiency score of 43% (versus the 52% statewide average). Schools in Johns Island have an average ranking of 5/10, which is in the bottom 50% of South Carolina public schools.
Minority enrollment is 61% of the student body (majority Black), which is more than the South Carolina public school average of 54% (majority Black).
Best Public Schools in Johns Island, SC (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
St. Johns High School
(Math: 50-59% | Reading: 75-79%)
Rank:
Rank:
8/
Top 30%10
1518 Main Road
Johns Island, SC 29455
(843) 559-6200
Johns Island, SC 29455
(843) 559-6200
Gr: 9-12 | 390 students Student-teacher ratio: 11:1 Minority enrollment: 80%
Rank: #22.
Angel Oak Elementary School
(Math: 51% | Reading: 44%)
Rank:
Rank:
6/
Top 50%10
6134 Chisolm Road
Johns Island, SC 29455
(843) 559-6412
Johns Island, SC 29455
(843) 559-6412
Gr: PK-5 | 828 students Student-teacher ratio: 15:1 Minority enrollment: 39%
Rank: #33.
Mt. Zion Elementary School
(Math: 45-49% | Reading: 30-34%)
Rank:
Rank:
4/
Bottom 50%10
3464 River Road
Johns Island, SC 29455
(843) 559-3841
Johns Island, SC 29455
(843) 559-3841
Gr: PK-5 | 295 students Student-teacher ratio: 11:1 Minority enrollment: 66%
Rank: #44.
Devon Forest Elementary School
(Math: 23% | Reading: 36%)
Rank:
Rank:
2/
Bottom 50%10
1127 Dorothy Street
Johns Island, SC 29455
(843) 820-3880
Johns Island, SC 29455
(843) 820-3880
Gr: PK-5 | 925 students Student-teacher ratio: 15:1 Minority enrollment: 72%
Johns Island, South Carolina Public Schools (Closed)
School
Location
Quick Facts
Sea Island Youthbuild Charter (Closed 2010)
Charter School
3483 Maybank Hwy
Johns Island, SC 29457
(843) 557-1611
Johns Island, SC 29457
(843) 557-1611
Gr: 7-12 | 59 students Minority enrollment: 95%
Frequently Asked Questions
What are the top-ranked public schools in Johns Island, SC?
The top-ranked public schools in Johns Island, SC include St. Johns High School, Angel Oak Elementary School and Mt. Zion Elementary School.
How many public schools are located in Johns Island?
4 public schools are located in Johns Island.
What percentage of students in Johns Island go to public school?
83% of all K-12 students in Johns Island are educated in public schools (compared to the SC state average of 92%).
What is the racial composition of students in Johns Island?
Johns Island public schools minority enrollment is 61% of the student body (majority Black), which is more than the South Carolina public schools average of 54% (majority Black).
Which public schools in Johns Island are often viewed compared to one another?
Popular comparisons of public schools in Johns Island include: Mt. Zion Elementary School vs. Angel Oak Elementary School, Angel Oak Elementary School vs. Mt. Zion Elementary School
Recent Articles
How Much Choice Do High School Students Have?
Learn how graduation requirements, prerequisites, electives, staffing, scheduling conflicts, AP courses, dual enrollment, and career pathways determine how much control high school students have over schedules each year.
Does Your Child Need More Recess?
Explore whether your child may benefit more from recess than another academic period, including research on attention, learning, physical activity, stress, social development, and school-day balance today.
Combined Grade Classrooms, What Parents Should Know
Learn how combined-grade classrooms work, why public schools use them, potential benefits and challenges, and the questions parents should ask before enrolling their child in one today.