| Index | Tierra Grande | Texas | National |
| Average Test Scores | n/a | 47% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 7,418 | 79,221 |
| Total private schools | n/a | 1,267 | 24,874 |
| Total post-secondary schools | n/a | 463 | 7,963 |
| Index | Tierra Grande | Texas | National |
| Completed 8th grade | 65.1% | 79.3% | 84.3% |
| Completed high school | 65.1% | 77.8% | 83.0% |
| Completed some college | 56.3% | 57.3% | 59.4% |
| Completed associate degree | 46.8% | 34.9% | 38.5% |
| Completed bachelors | 34.9% | 28.1% | 30.3% |
| Completed masters | 18.3% | 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 n/a public schools, n/a private schools and n/a post-secondary schools in Tierra Grande. Using the proficiency score averages, the average test scores for Tierra Grande, TX schools is n/a. The average student to teacher ratio is n/a. In Tierra Grande, TX, an average of 65.1% of students have completed 8th grade and an average of 65.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Driscoll, TX | 712 | 62% | 29.2% |
| Bishop, TX | 3,085 | 60% | 25.3% |
| Banquete, TX | 520 | 57% | 17.7% |
| Corpus Christi, TX | 326,332 | 47% | 2.7% |
| Robstown, TX | 11,214 | 42% | 12.5% |
| Tierra Grande, TX | 281 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Copper Center, AK | 281 | 55% | 14.6% |
| Turpin, OK | 281 | 29% | 40.1% |
| Quitman, LA | 281 | 67% | 38.5% |
| Buffalo, SD | 280 | 57% | 18.1% |
| Clarksburg, MO | 280 | 45% | 6.3% |
| Tierra Grande, TX | 281 | n/a |
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