| Index | Mount Vernon | Washington | National |
| Average Test Scores | 49% | 54% | 48% |
| Student/Teacher ratio | 33:1 | 20:1 | 16:1 |
| Total public schools | 13 | 1,991 | 79,221 |
| Total private schools | 4 | 548 | 24,874 |
| Total post-secondary schools | 2 | 147 | 7,963 |
| Index | Mount Vernon | Washington | National |
| Completed 8th grade | 78.3% | 87.5% | 84.3% |
| Completed high school | 75.9% | 86.6% | 83.0% |
| Completed some college | 56.8% | 67.7% | 59.4% |
| Completed associate degree | 31.6% | 43.3% | 38.5% |
| Completed bachelors | 21.4% | 33.6% | 30.3% |
| Completed masters | 6.9% | 12.3% | 11.5% |
| Completed professional degree | 1.7% | 3.6% | 3.3% |
| Completed doctorate | 0.8% | 1.5% | 1.3% |
There are a total of 13 public schools, 4 private schools and 2 post-secondary schools in Mount Vernon. Using the proficiency score averages, the average test scores for Mount Vernon, WA schools is 49%. The average student to teacher ratio is 33:1. In Mount Vernon, WA, an average of 78.3% of students have completed 8th grade and an average of 75.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lyman, WA | 277 | 70% | 44.8% |
| Anacortes, WA | 17,231 | 69% | 44.4% |
| Stanwood, WA | 7,228 | 59% | 23.4% |
| Oak Harbor, WA | 23,358 | 57% | 17.9% |
| Edison, WA | 264 | 53% | 9.4% |
| Mount Vernon, WA | 35,502 | 49% | 1.1% |
| City | Population | Avg. Test Scores | National Avg. |
| West Hollywood, CA | 35,506 | 64% | 32.3% |
| Inver Grove Heights, MN | 35,492 | 54% | 12.4% |
| Wildwood, MO | 35,476 | 63% | 30.2% |
| Oswego, IL | 35,470 | 37% | 23.2% |
| Richmond, IN | 35,467 | 32% | 34.4% |
| Mount Vernon, WA | 35,502 | 49% | 1.1% |
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