| Index | Triangle | Virginia | National |
| Average Test Scores | 71% | 79% | 48% |
| Student/Teacher ratio | 17:1 | 13:1 | 16:1 |
| Total public schools | 2 | 1,596 | 79,221 |
| Total private schools | 2 | 553 | 24,874 |
| Total post-secondary schools | n/a | 199 | 7,963 |
| Index | Triangle | Virginia | National |
| Completed 8th grade | 85.6% | 85.9% | 84.3% |
| Completed high school | 85.6% | 84.7% | 83.0% |
| Completed some college | 62.4% | 64.1% | 59.4% |
| Completed associate degree | 40.0% | 44.2% | 38.5% |
| Completed bachelors | 34.1% | 36.9% | 30.3% |
| Completed masters | 12.3% | 15.7% | 11.5% |
| Completed professional degree | 2.1% | 4.2% | 3.3% |
| Completed doctorate | 0.5% | 1.7% | 1.3% |
There are a total of 2 public schools, 2 private schools and n/a post-secondary schools in Triangle. Using the proficiency score averages, the average test scores for Triangle, VA schools is 71%. The average student to teacher ratio is 17:1. In Triangle, VA, an average of 85.6% of students have completed 8th grade and an average of 85.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Nokesville, VA | 1,366 | 88% | 82.3% |
| Linton Hall, VA | 41,426 | 85% | 76.4% |
| Dahlgren, VA | 3,528 | 85% | 76.0% |
| Lorton, VA | 20,924 | 84% | 75.0% |
| Dumfries, VA | 5,559 | 79% | 63.7% |
| Triangle, VA | 10,526 | 71% | 48.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Van Wert, OH | 10,531 | 69% | 42.9% |
| Farmington, MI | 10,520 | 57% | 18.8% |
| West Point, MS | 10,517 | 34% | 28.8% |
| Oregon, WI | 10,513 | 54% | 11.5% |
| Avon Park, FL | 10,539 | 43% | 11.3% |
| Triangle, VA | 10,526 | 71% | 48.4% |
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