| Index | Sussex | Virginia | National |
| Average Test Scores | 78% | 79% | 48% |
| Student/Teacher ratio | n/a | 13:1 | 16:1 |
| Total public schools | n/a | 1,596 | 79,221 |
| Total private schools | n/a | 553 | 24,874 |
| Total post-secondary schools | n/a | 199 | 7,963 |
| Index | Sussex | Virginia | National |
| Completed 8th grade | 60.2% | 85.9% | 84.3% |
| Completed high school | 52.8% | 84.7% | 83.0% |
| Completed some college | 35.2% | 64.1% | 59.4% |
| Completed associate degree | 19.4% | 44.2% | 38.5% |
| Completed bachelors | 19.4% | 36.9% | 30.3% |
| Completed masters | 0.9% | 15.7% | 11.5% |
| Completed professional degree | 0.0% | 4.2% | 3.3% |
| Completed doctorate | 0.0% | 1.7% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Sussex. Using the proficiency score averages, the average test scores for Sussex, VA schools is 78%. The average student to teacher ratio is n/a. In Sussex, VA, an average of 60.2% of students have completed 8th grade and an average of 52.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Courtland, VA | 1,679 | 84% | 75.3% |
| Stony Creek, VA | 190 | 83% | 72.9% |
| Capron, VA | 123 | 82% | 70.8% |
| Sussex, VA | 355 | 78% | 63.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Gridley, KS | 355 | 25% | 47.9% |
| Spottsville, KY | 355 | 72% | 50.0% |
| Bennett, NC | 355 | 57% | 18.8% |
| Branch, LA | 355 | 54% | 11.5% |
| Ransom, IL | 355 | 20% | 58.3% |
| Sussex, VA | 355 | 78% | 63.0% |
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