| Index | Wilmer | Texas | National |
| Average Test Scores | n/a | 47% | 48% |
| Student/Teacher ratio | 15:1 | 14:1 | 16:1 |
| Total public schools | 1 | 7,418 | 79,221 |
| Total private schools | n/a | 1,267 | 24,874 |
| Total post-secondary schools | n/a | 463 | 7,963 |
| Index | Wilmer | Texas | National |
| Completed 8th grade | 61.9% | 79.3% | 84.3% |
| Completed high school | 58.8% | 77.8% | 83.0% |
| Completed some college | 36.2% | 57.3% | 59.4% |
| Completed associate degree | 8.7% | 34.9% | 38.5% |
| Completed bachelors | 6.9% | 28.1% | 30.3% |
| Completed masters | 0.3% | 9.6% | 11.5% |
| Completed professional degree | 0.0% | 2.6% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
There are a total of 1 public schools, n/a private schools and n/a post-secondary schools in Wilmer. Using the proficiency score averages, the average test scores for Wilmer, TX schools is n/a. The average student to teacher ratio is 15:1. In Wilmer, TX, an average of 61.9% of students have completed 8th grade and an average of 58.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Ovilla, TX | 4,010 | 64% | 32.3% |
| Sunnyvale, TX | 6,664 | 62% | 28.4% |
| Forney, TX | 23,871 | 59% | 22.5% |
| Palmer, TX | 2,540 | 55% | 15.3% |
| Seagoville, TX | 16,726 | 54% | 11.5% |
| Wilmer, TX | 4,698 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Princeton, MN | 4,701 | 54% | 12.7% |
| Christiana, TN | 4,701 | 46% | 3.6% |
| Auburn, IL | 4,701 | 29% | 39.6% |
| St. Clair, MO | 4,702 | 42% | 12.2% |
| Middletown, MD | 4,694 | 69% | 44.4% |
| Wilmer, TX | 4,698 | n/a |
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