| Index | Port Royal | South Carolina | National |
| Average Test Scores | 42% | 47% | 48% |
| Student/Teacher ratio | 17:1 | 16:1 | 16:1 |
| Total public schools | 1 | 932 | 79,221 |
| Total private schools | 1 | 369 | 24,874 |
| Total post-secondary schools | n/a | 96 | 7,963 |
| Index | Port Royal | South Carolina | National |
| Completed 8th grade | 88.9% | 83.0% | 84.3% |
| Completed high school | 88.4% | 81.6% | 83.0% |
| Completed some college | 67.3% | 56.6% | 59.4% |
| Completed associate degree | 40.0% | 35.6% | 38.5% |
| Completed bachelors | 27.8% | 26.5% | 30.3% |
| Completed masters | 14.3% | 9.6% | 11.5% |
| Completed professional degree | 7.1% | 2.5% | 3.3% |
| Completed doctorate | 2.4% | 1.1% | 1.3% |
There are a total of 1 public schools, 1 private schools and n/a post-secondary schools in Port Royal. Using the proficiency score averages, the average test scores for Port Royal, SC schools is 42%. The average student to teacher ratio is 17:1. In Port Royal, SC, an average of 88.9% of students have completed 8th grade and an average of 88.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Bluffton, SC | 23,176 | 59% | 22.6% |
| Hilton Head Island, SC | 40,000 | 57% | 18.2% |
| Beaufort, SC | 13,417 | 47% | 2.8% |
| Port Royal, SC | 13,265 | 42% | 12.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Bellefontaine, OH | 13,250 | 66% | 38.4% |
| Richmond Hill, GA | 13,250 | 57% | 19.4% |
| Channahon, IL | 13,281 | 48% | 0.7% |
| Shorewood, WI | 13,248 | 56% | 17.3% |
| Western Springs, IL | 13,247 | 74% | 54.4% |
| Port Royal, SC | 13,265 | 42% | 12.5% |
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