For the 2026 school year, there are 4 public schools serving 2,436 students in Johns Island, SC (there are 3 private schools, serving 393 private students). 86% 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 63% of the student body (majority Black), which is more than the South Carolina public school average of 53% (majority Black).
Best Public Schools in Johns Island, SC (2026)
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 | 423 students Student-teacher ratio: 14:1 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 | 776 students Student-teacher ratio: 15:1 Minority enrollment: 42%
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 | 299 students Student-teacher ratio: 11:1 Minority enrollment: 67%
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 | 938 students Student-teacher ratio: 16:1 Minority enrollment: 71%
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?
86% 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 63% of the student body (majority Black), which is more than the South Carolina public schools average of 53% (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