| Index | Dean | 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 | Dean | Texas | National |
| Completed 8th grade | 86.9% | 79.3% | 84.3% |
| Completed high school | 86.4% | 77.8% | 83.0% |
| Completed some college | 50.0% | 57.3% | 59.4% |
| Completed associate degree | 27.0% | 34.9% | 38.5% |
| Completed bachelors | 21.7% | 28.1% | 30.3% |
| Completed masters | 1.9% | 9.6% | 11.5% |
| Completed professional degree | 0.5% | 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 Dean. Using the proficiency score averages, the average test scores for Dean, TX schools is n/a. The average student to teacher ratio is n/a. In Dean, TX, an average of 86.9% of students have completed 8th grade and an average of 86.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Henrietta, TX | 3,191 | 52% | 8.6% |
| Burkburnett, TX | 11,644 | 40% | 17.7% |
| Wichita Falls, TX | 107,943 | 39% | 19.6% |
| Petrolia, TX | 431 | 37% | 22.9% |
| Dean, TX | 473 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Lostant, IL | 473 | 45% | 6.3% |
| Alba, MI | 473 | 10% | 79.2% |
| New Augusta, MS | 474 | 32% | 32.8% |
| Holyrood, KS | 472 | 55% | 14.6% |
| Lexington, GA | 472 | 48% | 0.5% |
| Dean, TX | 473 | n/a |
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