| Index | Dyer | Tennessee | National |
| Average Test Scores | 38% | 35% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 2 | 1,390 | 79,221 |
| Total private schools | n/a | 430 | 24,874 |
| Total post-secondary schools | n/a | 189 | 7,963 |
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| Index | Dyer | Tennessee | National |
| Completed 8th grade | 78.4% | 82.0% | 84.3% |
| Completed high school | 75.9% | 79.9% | 83.0% |
| Completed some college | 33.9% | 53.2% | 59.4% |
| Completed associate degree | 17.2% | 32.2% | 38.5% |
| Completed bachelors | 11.6% | 25.4% | 30.3% |
| Completed masters | 4.0% | 9.3% | 11.5% |
| Completed professional degree | 1.5% | 2.8% | 3.3% |
| Completed doctorate | 0.8% | 1.2% | 1.3% |
There are a total of 2 public schools, n/a private schools and n/a post-secondary schools in Dyer. Using the proficiency score averages, the average test scores for Dyer, TN schools is 38%. The average student to teacher ratio is n/a. In Dyer, TN, an average of 78.4% of students have completed 8th grade and an average of 75.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Rutherford, TN | 1,109 | 47% | 2.1% |
| Trimble, TN | 801 | 42% | 12.5% |
| Bradford, TN | 1,230 | 42% | 12.5% |
| Milan, TN | 7,870 | 41% | 14.9% |
| Greenfield, TN | 2,400 | 41% | 15.6% |
| Dyer, TN | 2,719 | 38% | 21.4% |
| City | Population | Avg. Test Scores | National Avg. |
| West Union, IA | 2,718 | 69% | 42.7% |
| Marionville, MO | 2,718 | 56% | 17.4% |
| Ocean View, DE | 2,718 | 78% | 62.5% |
| Homestead Valley, CA | 2,720 | 35% | 28.1% |
| Dayton, WA | 2,718 | 58% | 20.8% |
| Dyer, TN | 2,719 | 38% | 21.4% |
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