| Index | Seabrook 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 | Seabrook Island | South Carolina | National |
| Completed 8th grade | 98.2% | 83.0% | 84.3% |
| Completed high school | 98.2% | 81.6% | 83.0% |
| Completed some college | 91.8% | 56.6% | 59.4% |
| Completed associate degree | 75.3% | 35.6% | 38.5% |
| Completed bachelors | 70.5% | 26.5% | 30.3% |
| Completed masters | 34.6% | 9.6% | 11.5% |
| Completed professional degree | 12.9% | 2.5% | 3.3% |
| Completed doctorate | 4.7% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Seabrook Island. Using the proficiency score averages, the average test scores for Seabrook Island, SC schools is n/a. The average student to teacher ratio is n/a. In Seabrook Island, SC, an average of 98.2% of students have completed 8th grade and an average of 98.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Charleston, SC | 137,041 | 48% | 0.6% |
| Hollywood, SC | 5,273 | 34% | 30.2% |
| Ravenel, SC | 2,650 | 20% | 59.4% |
| Seabrook Island, SC | 1,810 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Crosbyton, TX | 1,810 | 30% | 38.5% |
| Hamlin, TX | 1,810 | 37% | 22.9% |
| Louisa, VA | 1,810 | 78% | 61.8% |
| Loretto, TN | 1,810 | 34% | 28.6% |
| Monroe, IA | 1,810 | 78% | 63.0% |
| Seabrook Island, SC | 1,810 | n/a |
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