| Index | Walterboro | South Carolina | National |
| Average Test Scores | 27% | 47% | 48% |
| Student/Teacher ratio | 16:1 | 16:1 | 16:1 |
| Total public schools | 8 | 932 | 79,221 |
| Total private schools | 4 | 369 | 24,874 |
| Total post-secondary schools | n/a | 96 | 7,963 |
| Index | Walterboro | South Carolina | National |
| Completed 8th grade | 78.1% | 83.0% | 84.3% |
| Completed high school | 77.4% | 81.6% | 83.0% |
| Completed some college | 49.4% | 56.6% | 59.4% |
| Completed associate degree | 29.2% | 35.6% | 38.5% |
| Completed bachelors | 20.2% | 26.5% | 30.3% |
| Completed masters | 8.6% | 9.6% | 11.5% |
| Completed professional degree | 3.6% | 2.5% | 3.3% |
| Completed doctorate | 2.6% | 1.1% | 1.3% |
There are a total of 8 public schools, 4 private schools and n/a post-secondary schools in Walterboro. Using the proficiency score averages, the average test scores for Walterboro, SC schools is 27%. The average student to teacher ratio is 16:1. In Walterboro, SC, an average of 78.1% of students have completed 8th grade and an average of 77.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Cottageville, SC | 1,090 | 28% | 41.7% |
| Yemassee, SC | 870 | 22% | 54.2% |
| Walterboro, SC | 5,417 | 27% | 42.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Algona, IA | 5,415 | 77% | 60.4% |
| Starke, FL | 5,415 | 47% | 1.3% |
| Northwood, OH | 5,420 | 55% | 14.1% |
| Davenport, FL | 5,420 | 52% | 7.4% |
| Carrizo Springs, TX | 5,421 | 40% | 17.7% |
| Walterboro, SC | 5,417 | 27% | 42.9% |
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