| Index | Dumas | Texas | National |
| Average Test Scores | 44% | 47% | 48% |
| Student/Teacher ratio | 14:1 | 14:1 | 16:1 |
| Total public schools | 7 | 7,418 | 79,221 |
| Total private schools | n/a | 1,267 | 24,874 |
| Total post-secondary schools | n/a | 463 | 7,963 |
| Index | Dumas | Texas | National |
| Completed 8th grade | 63.2% | 79.3% | 84.3% |
| Completed high school | 60.5% | 77.8% | 83.0% |
| Completed some college | 39.8% | 57.3% | 59.4% |
| Completed associate degree | 20.6% | 34.9% | 38.5% |
| Completed bachelors | 14.5% | 28.1% | 30.3% |
| Completed masters | 4.0% | 9.6% | 11.5% |
| Completed professional degree | 0.6% | 2.6% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
There are a total of 7 public schools, n/a private schools and n/a post-secondary schools in Dumas. Using the proficiency score averages, the average test scores for Dumas, TX schools is 44%. The average student to teacher ratio is 14:1. In Dumas, TX, an average of 63.2% of students have completed 8th grade and an average of 60.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Sunray, TX | 2,255 | 46% | 5.2% |
| Cactus, TX | 3,252 | 27% | 43.8% |
| Dumas, TX | 14,042 | 44% | 8.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Miami Springs, FL | 14,041 | 61% | 27.8% |
| Hammonton, NJ | 14,046 | 49% | 1.4% |
| Cahokia, IL | 14,035 | 7% | 86.0% |
| Washington, MO | 14,052 | 49% | 1.0% |
| Lewisville, NC | 14,030 | 72% | 50.0% |
| Dumas, TX | 14,042 | 44% | 8.5% |
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