| Index | Thayer | Kansas | National |
| Average Test Scores | 35% | 35% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 970 | 79,221 |
| Total private schools | n/a | 190 | 24,874 |
| Total post-secondary schools | n/a | 86 | 7,963 |
| Index | Thayer | Kansas | National |
| Completed 8th grade | 88.3% | 87.4% | 84.3% |
| Completed high school | 86.8% | 86.1% | 83.0% |
| Completed some college | 63.7% | 63.7% | 59.4% |
| Completed associate degree | 14.1% | 39.8% | 38.5% |
| Completed bachelors | 10.5% | 31.6% | 30.3% |
| Completed masters | 4.2% | 11.4% | 11.5% |
| Completed professional degree | 0.0% | 3.0% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Thayer. Using the proficiency score averages, the average test scores for Thayer, KS schools is 35%. The average student to teacher ratio is n/a. In Thayer, KS, an average of 88.3% of students have completed 8th grade and an average of 86.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Altoona, KS | 273 | 40% | 16.7% |
| Neodesha, KS | 2,127 | 33% | 31.3% |
| Parsons, KS | 9,648 | 31% | 35.2% |
| Erie, KS | 1,503 | 31% | 35.4% |
| Chanute, KS | 9,044 | 30% | 37.5% |
| Thayer, KS | 405 | 35% | 28.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Troutville, VA | 405 | 86% | 78.6% |
| Clearwater, NE | 405 | 68% | 40.6% |
| Downsville, NY | 405 | 30% | 38.5% |
| Good Hope, IL | 405 | 35% | 27.1% |
| Scotia, NE | 405 | 57% | 18.8% |
| Thayer, KS | 405 | 35% | 28.1% |
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