For the 2026 school year, there are 4 public schools serving 1,411 students in Johnston, SC (there are 1 private school, serving 226 private students). 86% of all K-12 students in Johnston, SC are educated in public schools (compared to the SC state average of 92%).
The top-ranked public schools in Johnston, SC are Strom Thurmond High School, Johnston-edgefield-trenton Middle School and Johnston Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Johnston, SC public schools have an average math proficiency score of 22% (versus the South Carolina public school average of 43%), and reading proficiency score of 43% (versus the 52% statewide average). Schools in Johnston have an average ranking of 3/10, which is in the bottom 50% of South Carolina public schools.
Minority enrollment is 64% of the student body (majority Black), which is more than the South Carolina public school average of 53% (majority Black).
Best Public Schools in Johnston, SC (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Strom Thurmond High School
(Math: 25-29% | Reading: 75-79%)
Rank:
Rank:
6/
Top 50%10
1131 Columbia Road
Johnston, SC 29832
(803) 275-1768
Johnston, SC 29832
(803) 275-1768
Gr: 9-12 | 776 students Student-teacher ratio: 17:1 Minority enrollment: 57%
Rank: #22.
Johnston-edgefield-trenton Middle School
(Math: 21% | Reading: 35%)
Rank:
Rank:
2/
Bottom 50%10
1095 Columbia Road
Johnston, SC 29832
(803) 275-1997
Johnston, SC 29832
(803) 275-1997
Gr: 6-8 | 390 students Student-teacher ratio: 13:1 Minority enrollment: 67%
Rank: #33.
Johnston Elementary School
(Math: 20-24% | Reading: 20-24%)
Rank:
Rank:
1/
Bottom 50%10
514 Lee Street
Johnston, SC 29832
(803) 275-1755
Johnston, SC 29832
(803) 275-1755
Gr: PK-5 | 245 students Student-teacher ratio: 10:1 Minority enrollment: 79%
Rank: n/an/a
Strom Thurmond Career And Technology Center
Vocational School
17 Par Drive
Johnston, SC 29832
(803) 275-1767
Johnston, SC 29832
(803) 275-1767
Gr: 9-12
Frequently Asked Questions
What are the top-ranked public schools in Johnston, SC?
The top-ranked public schools in Johnston, SC include Strom Thurmond High School, Johnston-edgefield-trenton Middle School and Johnston Elementary School.
How many public schools are located in Johnston?
4 public schools are located in Johnston.
What percentage of students in Johnston go to public school?
86% of all K-12 students in Johnston are educated in public schools (compared to the SC state average of 92%).
What is the racial composition of students in Johnston?
Johnston public schools minority enrollment is 64% of the student body (majority Black), which is more than the South Carolina public schools average of 53% (majority Black).
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