| Index | Sebastian | Florida | National |
| Average Test Scores | 54% | 55% | 48% |
| Student/Teacher ratio | 17:1 | 17:1 | 16:1 |
| Total public schools | 6 | 3,388 | 79,221 |
| Total private schools | 1 | 1,640 | 24,874 |
| Total post-secondary schools | n/a | 466 | 7,963 |
| Index | Sebastian | Florida | National |
| Completed 8th grade | 81.0% | 84.0% | 84.3% |
| Completed high school | 80.2% | 83.0% | 83.0% |
| Completed some college | 52.2% | 58.0% | 59.4% |
| Completed associate degree | 28.9% | 37.4% | 38.5% |
| Completed bachelors | 18.9% | 27.9% | 30.3% |
| Completed masters | 6.9% | 10.0% | 11.5% |
| Completed professional degree | 1.6% | 3.1% | 3.3% |
| Completed doctorate | 0.8% | 1.1% | 1.3% |
There are a total of 6 public schools, 1 private schools and n/a post-secondary schools in Sebastian. Using the proficiency score averages, the average test scores for Sebastian, FL schools is 54%. The average student to teacher ratio is 17:1. In Sebastian, FL, an average of 81.0% of students have completed 8th grade and an average of 80.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Vero Beach, FL | 17,163 | 58% | 21.6% |
| Fellsmere, FL | 5,692 | 49% | 1.0% |
| Sebastian, FL | 25,613 | 54% | 11.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Ruskin, FL | 25,640 | 35% | 26.4% |
| Madison, MS | 25,650 | 66% | 37.6% |
| Moscow, ID | 25,652 | 64% | 33.6% |
| McDonough, GA | 25,572 | 38% | 20.9% |
| South Portland, ME | 25,665 | 49% | 1.5% |
| Sebastian, FL | 25,613 | 54% | 11.6% |
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