| Index | Sedan | Kansas | National |
| Average Test Scores | 25% | 35% | 48% |
| Student/Teacher ratio | 13:1 | 14:1 | 16:1 |
| Total public schools | 2 | 970 | 79,221 |
| Total private schools | n/a | 190 | 24,874 |
| Total post-secondary schools | n/a | 86 | 7,963 |
| Index | Sedan | Kansas | National |
| Completed 8th grade | 83.3% | 87.4% | 84.3% |
| Completed high school | 81.0% | 86.1% | 83.0% |
| Completed some college | 41.2% | 63.7% | 59.4% |
| Completed associate degree | 25.6% | 39.8% | 38.5% |
| Completed bachelors | 16.7% | 31.6% | 30.3% |
| Completed masters | 3.3% | 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 2 public schools, n/a private schools and n/a post-secondary schools in Sedan. Using the proficiency score averages, the average test scores for Sedan, KS schools is 25%. The average student to teacher ratio is 13:1. In Sedan, KS, an average of 83.3% of students have completed 8th grade and an average of 81.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| East Bernstadt, KY | 858 | 69% | 42.7% |
| Butler, OH | 858 | 75% | 55.2% |
| Estelline, SD | 858 | 51% | 5.6% |
| Wellston, OK | 858 | 38% | 20.8% |
| Lecompton, KS | 857 | 37% | 22.9% |
| Sedan, KS | 858 | 25% | 49.0% |
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