| Index | Onalaska | Texas | National |
| Average Test Scores | 54% | 47% | 48% |
| Student/Teacher ratio | 13:1 | 14:1 | 16:1 |
| Total public schools | 3 | 7,418 | 79,221 |
| Total private schools | n/a | 1,267 | 24,874 |
| Total post-secondary schools | n/a | 463 | 7,963 |
| Index | Onalaska | Texas | National |
| Completed 8th grade | 70.8% | 79.3% | 84.3% |
| Completed high school | 67.4% | 77.8% | 83.0% |
| Completed some college | 34.7% | 57.3% | 59.4% |
| Completed associate degree | 14.1% | 34.9% | 38.5% |
| Completed bachelors | 7.4% | 28.1% | 30.3% |
| Completed masters | 1.6% | 9.6% | 11.5% |
| Completed professional degree | 0.2% | 2.6% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Onalaska. Using the proficiency score averages, the average test scores for Onalaska, TX schools is 54%. The average student to teacher ratio is 13:1. In Onalaska, TX, an average of 70.8% of students have completed 8th grade and an average of 67.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Goodrich, TX | 310 | 45% | 6.6% |
| Livingston, TX | 5,162 | 36% | 24.7% |
| Onalaska, TX | 2,898 | 54% | 12.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Stamford, TX | 2,898 | 46% | 5.2% |
| Shenandoah, VA | 2,897 | 77% | 60.8% |
| Northwest Harwinton, CT | 2,897 | 77% | 60.4% |
| Poplarville, MS | 2,899 | 49% | 2.8% |
| Sale Creek, TN | 2,899 | 48% | 0.5% |
| Onalaska, TX | 2,898 | 54% | 12.5% |
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