| Index | Gainesville | Texas | National |
| Average Test Scores | 36% | 47% | 48% |
| Student/Teacher ratio | 13:1 | 14:1 | 16:1 |
| Total public schools | 15 | 7,418 | 79,221 |
| Total private schools | 1 | 1,267 | 24,874 |
| Total post-secondary schools | 1 | 463 | 7,963 |
| Index | Gainesville | Texas | National |
| Completed 8th grade | 71.7% | 79.3% | 84.3% |
| Completed high school | 70.1% | 77.8% | 83.0% |
| Completed some college | 46.5% | 57.3% | 59.4% |
| Completed associate degree | 22.4% | 34.9% | 38.5% |
| Completed bachelors | 15.7% | 28.1% | 30.3% |
| Completed masters | 4.9% | 9.6% | 11.5% |
| Completed professional degree | 2.2% | 2.6% | 3.3% |
| Completed doctorate | 0.7% | 1.1% | 1.3% |
There are a total of 15 public schools, 1 private schools and 1 post-secondary schools in Gainesville. Using the proficiency score averages, the average test scores for Gainesville, TX schools is 36%. The average student to teacher ratio is 13:1. In Gainesville, TX, an average of 71.7% of students have completed 8th grade and an average of 70.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Muenster, TX | 1,287 | 76% | 57.8% |
| Lindsay, TX | 1,176 | 75% | 55.2% |
| Callisburg, TX | 240 | 64% | 32.3% |
| Tioga, TX | 958 | 56% | 15.6% |
| Whitesboro, TX | 4,043 | 55% | 14.9% |
| Gainesville, TX | 16,557 | 36% | 26.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Abington, MA | 16,557 | 57% | 19.1% |
| Washington, IL | 16,555 | 44% | 8.2% |
| Mercedes, TX | 16,561 | 40% | 16.4% |
| Country Club Hills, IL | 16,564 | 16% | 66.9% |
| Lemay, MO | 16,565 | 42% | 12.5% |
| Gainesville, TX | 16,557 | 36% | 26.0% |
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