| Index | Manassas | Virginia | National |
| Average Test Scores | 74% | 79% | 48% |
| Student/Teacher ratio | 16:1 | 13:1 | 16:1 |
| Total public schools | 34 | 1,596 | 79,221 |
| Total private schools | 14 | 553 | 24,874 |
| Total post-secondary schools | 4 | 199 | 7,963 |
| Index | Manassas | Virginia | National |
| Completed 8th grade | 80.6% | 85.9% | 84.3% |
| Completed high school | 78.1% | 84.7% | 83.0% |
| Completed some college | 55.9% | 64.1% | 59.4% |
| Completed associate degree | 37.7% | 44.2% | 38.5% |
| Completed bachelors | 30.1% | 36.9% | 30.3% |
| Completed masters | 11.2% | 15.7% | 11.5% |
| Completed professional degree | 2.1% | 4.2% | 3.3% |
| Completed doctorate | 0.8% | 1.7% | 1.3% |
There are a total of 34 public schools, 14 private schools and 4 post-secondary schools in Manassas. Using the proficiency score averages, the average test scores for Manassas, VA schools is 74%. The average student to teacher ratio is 16:1. In Manassas, VA, an average of 80.6% of students have completed 8th grade and an average of 78.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Oakton, VA | 37,413 | 92% | 90.6% |
| Haymarket, VA | 1,540 | 90% | 88.2% |
| Burke, VA | 45,553 | 90% | 86.7% |
| Chantilly, VA | 24,744 | 89% | 85.7% |
| Clifton, VA | 316 | 89% | 84.7% |
| Manassas, VA | 42,659 | 74% | 54.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Coppell, TX | 42,647 | 72% | 50.2% |
| Mableton, GA | 42,633 | 30% | 38.0% |
| Moline, IL | 42,715 | 23% | 52.3% |
| Puyallup, WA | 42,717 | 56% | 16.0% |
| Woonsocket, RI | 42,718 | 22% | 54.9% |
| Manassas, VA | 42,659 | 74% | 54.1% |
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