| Index | Olney | Texas | National |
| Average Test Scores | 64% | 47% | 48% |
| Student/Teacher ratio | 10:1 | 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 | Olney | Texas | National |
| Completed 8th grade | 73.5% | 79.3% | 84.3% |
| Completed high school | 71.0% | 77.8% | 83.0% |
| Completed some college | 42.9% | 57.3% | 59.4% |
| Completed associate degree | 20.3% | 34.9% | 38.5% |
| Completed bachelors | 16.8% | 28.1% | 30.3% |
| Completed masters | 8.3% | 9.6% | 11.5% |
| Completed professional degree | 0.9% | 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 Olney. Using the proficiency score averages, the average test scores for Olney, TX schools is 64%. The average student to teacher ratio is 10:1. In Olney, TX, an average of 73.5% of students have completed 8th grade and an average of 71.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Newcastle, TX | 577 | 52% | 8.3% |
| Olney, TX | 3,098 | 64% | 33.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Dover, FL | 3,098 | 46% | 5.2% |
| Castroville, TX | 3,097 | 58% | 20.8% |
| Buffalo, MO | 3,101 | 32% | 33.0% |
| Tybee Island, GA | 3,094 | 57% | 18.8% |
| Lucedale, MS | 3,094 | 40% | 17.6% |
| Olney, TX | 3,098 | 64% | 33.7% |
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