| Index | James Island | South Carolina | National |
| Average Test Scores | n/a | 47% | 48% |
| Student/Teacher ratio | n/a | 16:1 | 16:1 |
| Total public schools | n/a | 932 | 79,221 |
| Total private schools | n/a | 369 | 24,874 |
| Total post-secondary schools | n/a | 96 | 7,963 |
| Index | James Island | South Carolina | National |
| Completed 8th grade | 91.8% | 83.0% | 84.3% |
| Completed high school | 90.6% | 81.6% | 83.0% |
| Completed some college | 71.2% | 56.6% | 59.4% |
| Completed associate degree | 50.6% | 35.6% | 38.5% |
| Completed bachelors | 42.2% | 26.5% | 30.3% |
| Completed masters | 12.6% | 9.6% | 11.5% |
| Completed professional degree | 6.4% | 2.5% | 3.3% |
| Completed doctorate | 3.1% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in James Island. Using the proficiency score averages, the average test scores for James Island, SC schools is n/a. The average student to teacher ratio is n/a. In James Island, SC, an average of 91.8% of students have completed 8th grade and an average of 90.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Mount Pleasant, SC | 89,410 | 78% | 62.2% |
| Sullivan's Island, SC | 2,177 | 76% | 57.3% |
| Hanahan, SC | 25,743 | 58% | 20.8% |
| Charleston, SC | 137,041 | 48% | 0.6% |
| North Charleston, SC | 113,880 | 37% | 23.8% |
| James Island, SC | 12,157 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Lewisburg, TN | 12,150 | 31% | 34.9% |
| Lake City, FL | 12,166 | 59% | 22.6% |
| Abbeville, LA | 12,167 | 78% | 62.6% |
| Mendota, CA | 12,173 | 40% | 16.7% |
| Somerville, NJ | 12,139 | 43% | 10.4% |
| James Island, SC | 12,157 | n/a |
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