| Index | Willis | Texas | National |
| Average Test Scores | 45% | 47% | 48% |
| Student/Teacher ratio | 19:1 | 14:1 | 16:1 |
| Total public schools | 9 | 7,418 | 79,221 |
| Total private schools | 1 | 1,267 | 24,874 |
| Total post-secondary schools | n/a | 463 | 7,963 |
| Index | Willis | Texas | National |
| Completed 8th grade | 68.0% | 79.3% | 84.3% |
| Completed high school | 67.4% | 77.8% | 83.0% |
| Completed some college | 31.6% | 57.3% | 59.4% |
| Completed associate degree | 8.9% | 34.9% | 38.5% |
| Completed bachelors | 6.7% | 28.1% | 30.3% |
| Completed masters | 0.9% | 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 9 public schools, 1 private schools and n/a post-secondary schools in Willis. Using the proficiency score averages, the average test scores for Willis, TX schools is 45%. The average student to teacher ratio is 19:1. In Willis, TX, an average of 68.0% of students have completed 8th grade and an average of 67.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Montgomery, TX | 2,204 | 62% | 28.6% |
| Conroe, TX | 88,369 | 46% | 4.0% |
| New Waverly, TX | 909 | 42% | 12.1% |
| Willis, TX | 6,731 | 45% | 7.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Macclenny, FL | 6,732 | 64% | 32.3% |
| Cochituate, MA | 6,730 | 78% | 61.5% |
| North Syracuse, NY | 6,737 | 42% | 13.0% |
| Greenville, IL | 6,725 | 36% | 26.0% |
| Nevada, IA | 6,737 | 74% | 53.1% |
| Willis, TX | 6,731 | 45% | 7.1% |
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