Best Schools in Johns Island, South Carolina
6 schools · 3 Elementary · 1 Middle · 1 High · 1 Other
Choosing a school in Johns Island?
Use this page to compare every school in Johns Island by level, neighborhood, and district — and find the right fit, not just the top of the list.
Shortlist starter
Start with these real page-level signals, then use the full table and map below.
Charleston Collegiate School
Other. Ranked from real test data; use the map and table below to check address fit.
St. Johns High
High · Charleston 01. Ranked from real test data; use the map and table below to check address fit.
Haut Gap Middle
Middle · Charleston 01. Ranked from real test data; use the map and table below to check address fit.
The short answer
The top-rated schools in Johns Island for 2026 are Charleston Collegiate School (7.5/10), St. Johns High (7.1/10), and Haut Gap Middle (7.0/10), based on MySchoolScout's analysis of real test data across 5 rated schools. Ratings blend student growth, poverty-adjusted academic achievement, and school environment (plus college readiness for high schools), with equity shown as context, not scored; schools with estimated (proxy) scores are excluded from this ranking.
Schools
6
4 public · 2 private
Avg Score
6.8
out of 10
Median Home
$452,050
home value · ACS
District
1
serving the city
Schools
6
4 public · 2 private
Avg Score
6.8
out of 10
Median Home
$452,050
home value · ACS
District
1
serving the city
Top-Rated Schools in Johns Island
Ranked by MySchoolScout composite using only schools with real test data (5 of 6). "Value" = points above what student poverty predicts. Estimated (proxy) scores are excluded.
| # | School | Rating |
|---|---|---|
| 1 | Charleston Collegiate School | 7.5 / 10 |
| 2 | St. Johns High | 7.1 / 10 |
| 3 | Haut Gap Middle | 7.0 / 10 |
| 4 | Angel Oak Elementary | 6.9 / 10 |
| 5 | Mt. Zion Elementary | 5.4 / 10 |
See every school — including those with estimated data — in the full directory below. How we rate schools.
Family Snapshot
At a glance- Avg school rating
- 6.8/10
- Median household income
- $92,336
- Median home value
- $452,050
- Bachelor's degree or higher
- 45%
- Avg commute
- 32 min
- Owner-occupied homes
- 89%
60% of schools rated 7+
Census ACS, ZIPs in this city
Owner-occupied units
Adults 25+
Workers age 16+
Of occupied housing units
How Johns Island compares
South Carolina rank
#27 of 129
cities by avg. school score
Vs. state average
+0.6
above South Carolina avg (6.2)
Median household income
$92k
148% of South Carolina median
Schools in this city
5
About Schools in Johns Island, South Carolina
Johns Island, South Carolina is home to 6 schools, including 4 public schools and 2 private schools. The city's schools span 3 elementary schools, 1 middle school, and 1 high school.
With an average rating of 6.8 out of 10, schools in Johns Island show moderate performance on the MySchoolScout composite scale, which blends student growth, poverty-adjusted academic achievement, and school environment — plus college readiness for high schools.
The highest-performing school in Johns Island is Charleston Collegiate School with a composite score of 7.5/10, demonstrating strong academic outcomes and school quality metrics.
Johns Island is served by 1 school district: Charleston 01. These districts collectively serve 50,400 students.
Johns Island's community shows 45% bachelor's degree attainment with a median household income of $92,336. The poverty rate in the area is 11.7%.
Browse the schools below to compare ratings, test scores, enrollment, and other key metrics. Use the filters to focus on specific school levels or types that match your family's needs.
Elementary Schools
3 schools| # | School | Rating | ||
|---|---|---|---|---|
| 1 | 776 students · Pre-K–5th | 6.9 | ||
| 2 | 299 students · Pre-K–5th | 5.4 | ||
| Private Schools 1 school Private and public school ratings use different data sources and scoring models. Scores are not directly comparable across school types. | ||||
| 1 | 2 students · Pre-K–Kindergarten | — | ||
Middle Schools
1 school| # | School | Rating |
|---|---|---|
| 1 | 433 students · 6th–8th | 7.0 |
High Schools
1 school| # | School | Rating |
|---|---|---|
| 1 | 423 students · 9th–12th | 7.1 |
Other Schools
1 school| # | School | Rating |
|---|---|---|
| 1 | Charleston Collegiate School
Private
269 students · Pre-K–12th | 7.5 |
Schools in Johns Island
Johns Island, South Carolina · 6 schools
Community Demographics
Census ACS 2022 5-Year Estimates across 2 ZIP codes
Median Income
$92,336
Median Home Value
$452,050
Median Rent
$1,270/mo
Population
34,069
College Educated
45%
Homeownership
89%
Avg Commute
32 min
Poverty Rate
11.7%
Community Profile
Johns Island has a median household income of $92,336. It is a well-educated community where 45% of adults hold a bachelor's degree or higher. The median home value in the area is $452,050, with a median rent of $1,270/month. The area has a poverty rate of 11.7%. The average commute for residents is 32 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Schools by Level
- State
- South Carolina
- Elementary
- 3
- Middle
- 1
- High
- 1
- Other
- 1
Resources
School District
Nearby Cities
Other Major Cities in South Carolina
Top metros statewide by school count.
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateFrequently Asked Questions
Common questions about schools in Johns Island, South Carolina
How many schools are in Johns Island, South Carolina?
Johns Island has 6 schools, including 4 public and 2 private schools spanning elementary, middle, and high school levels.
What is the average school rating in Johns Island, South Carolina?
The average MySchoolScout composite score for schools in Johns Island is 6.8 out of 10, built from student growth, poverty-adjusted academic achievement, and school environment — plus college readiness for high schools.
What is the top-ranked school in Johns Island, South Carolina?
The top-ranked school in Johns Island on MySchoolScout is Charleston Collegiate School with a composite score of 7.5/10.
What is the best elementary school in Johns Island, South Carolina?
The top-ranked elementary school in Johns Island on MySchoolScout is Angel Oak Elementary with a composite score of 6.9/10.
What is the best middle school in Johns Island, South Carolina?
The top-ranked middle school in Johns Island on MySchoolScout is Haut Gap Middle with a composite score of 7.0/10.
What is the best high school in Johns Island, South Carolina?
The top-ranked high school in Johns Island on MySchoolScout is St. Johns High with a composite score of 7.1/10.
How many school districts serve Johns Island, South Carolina?
Johns Island is served by 1 school district: Charleston 01.
What is the education level in Johns Island, South Carolina?
According to Census data, 45% of adults in Johns Island have earned a bachelor's degree or higher.
What is the median income in Johns Island, South Carolina?
The median household income in Johns Island is approximately $92,336 according to Census ACS 2022 estimates.
Are there private schools in Johns Island, South Carolina?
Yes, Johns Island has 2 private schools alongside 4 public schools. The top-rated private school is Charleston Collegiate School with a score of 7.5/10.
What is the student-teacher ratio in Johns Island, South Carolina?
The average student-teacher ratio across schools in Johns Island is 10.7:1. This ratio varies by school, so families should check individual school profiles for specific classroom sizes.
How does MySchoolScout rate schools in Johns Island, South Carolina?
MySchoolScout rates schools using publicly available data from the NCES Common Core of Data and state education departments. Each school receives a 1-10 composite score built from Student Growth, Poverty-Adjusted Academic Achievement, and School Environment — plus College Readiness for high schools. Weights vary by school level, and equity data is shown for context but not scored.
Get school insights in your inbox
New rankings, best-schools lists, and parent guides — delivered free. No spam, unsubscribe anytime.
We respect your privacy. Unsubscribe at any time.
Data from NCES Common Core of Data, South Carolina Dept. of Education, and U.S. Census ACS for the 2023–24 school year. Rankings computed by MySchoolScout. See all data sources.