| Index | O'Donnell | Texas | National |
| Average Test Scores | 32% | 47% | 48% |
| Student/Teacher ratio | 11:1 | 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 | O'Donnell | Texas | National |
| Completed 8th grade | 66.7% | 79.3% | 84.3% |
| Completed high school | 65.7% | 77.8% | 83.0% |
| Completed some college | 36.7% | 57.3% | 59.4% |
| Completed associate degree | 12.7% | 34.9% | 38.5% |
| Completed bachelors | 9.1% | 28.1% | 30.3% |
| Completed masters | 0.7% | 9.6% | 11.5% |
| Completed professional degree | 0.3% | 2.6% | 3.3% |
| Completed doctorate | 0.3% | 1.1% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in O'Donnell. Using the proficiency score averages, the average test scores for O'Donnell, TX schools is 32%. The average student to teacher ratio is 11:1. In O'Donnell, TX, an average of 66.7% of students have completed 8th grade and an average of 65.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Tahoka, TX | 2,623 | 44% | 8.0% |
| O'Donnell, TX | 819 | 32% | 33.3% |
| City | Population | Avg. Test Scores | National Avg. |
| New England, ND | 819 | 27% | 43.2% |
| York Haven, PA | 819 | 77% | 60.4% |
| Milltown, IN | 819 | 50% | 3.1% |
| Hills, MN | 819 | 57% | 18.8% |
| Blairs, VA | 819 | 89% | 85.4% |
| O'Donnell, TX | 819 | 32% | 33.3% |
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