| Index | Opal | Virginia | National |
| Average Test Scores | n/a | 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 | Opal | Virginia | National |
| Completed 8th grade | 87.0% | 85.9% | 84.3% |
| Completed high school | 86.5% | 84.7% | 83.0% |
| Completed some college | 79.5% | 64.1% | 59.4% |
| Completed associate degree | 50.1% | 44.2% | 38.5% |
| Completed bachelors | 41.7% | 36.9% | 30.3% |
| Completed masters | 11.9% | 15.7% | 11.5% |
| Completed professional degree | 2.4% | 4.2% | 3.3% |
| Completed doctorate | 1.1% | 1.7% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Opal. Using the proficiency score averages, the average test scores for Opal, VA schools is n/a. The average student to teacher ratio is n/a. In Opal, VA, an average of 87.0% of students have completed 8th grade and an average of 86.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Haymarket, VA | 1,485 | 90% | 88.2% |
| Nokesville, VA | 1,366 | 88% | 82.3% |
| Gainesville, VA | 16,391 | 86% | 80.0% |
| New Baltimore, VA | 11,017 | 86% | 78.1% |
| Linton Hall, VA | 41,426 | 85% | 76.4% |
| Opal, VA | 690 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Avon, IL | 690 | 18% | 63.5% |
| Fairfield, MT | 690 | 66% | 37.0% |
| Westley, CA | 689 | 35% | 28.1% |
| North Creek, NY | 691 | 52% | 8.3% |
| Asher, OK | 689 | 36% | 25.0% |
| Opal, VA | 690 | n/a |
Here are the best places to live in Virginia
These are the largest cities in Virginia
These are the 10 cheapest cities in Virginia
Check out the 10 most dangerous cities in Virginia