| Index | Mier | Indiana | National |
| Average Test Scores | n/a | 46% | 48% |
| Student/Teacher ratio | n/a | 22:1 | 16:1 |
| Total public schools | n/a | 1,755 | 79,221 |
| Total private schools | n/a | 675 | 24,874 |
| Total post-secondary schools | n/a | 141 | 7,963 |

| Index | Mier | Indiana | National |
| Completed 8th grade | 100.0% | 84.6% | 84.3% |
| Completed high school | 100.0% | 82.9% | 83.0% |
| Completed some college | 90.2% | 53.8% | 59.4% |
| Completed associate degree | 51.5% | 33.0% | 38.5% |
| Completed bachelors | 28.0% | 24.6% | 30.3% |
| Completed masters | 28.0% | 8.9% | 11.5% |
| Completed professional degree | 0.0% | 2.4% | 3.3% |
| Completed doctorate | 0.0% | 1.0% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Mier. Using the proficiency score averages, the average test scores for Mier, IN schools is n/a. The average student to teacher ratio is n/a. In Mier, IN, an average of 100.0% of students have completed 8th grade and an average of 100.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Greentown, IN | 2,078 | 50% | 4.9% |
| Sweetser, IN | 1,180 | 49% | 2.1% |
| Swayzee, IN | 1,005 | 49% | 1.0% |
| Converse, IN | 1,167 | 45% | 6.8% |
| Fairmount, IN | 2,744 | 44% | 8.3% |
| Mier, IN | 44 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Circle, AK | 44 | 50% | 4.2% |
| Avilla, MO | 43 | 35% | 28.1% |
| Chignik, AK | 43 | 50% | 4.2% |
| Iliamna, AK | 45 | 20% | 58.3% |
| Crestone, CO | 45 | 18% | 63.5% |
| Mier, IN | 44 | n/a |