| Index | Grainfield | Kansas | National |
| Average Test Scores | 50% | 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 | Grainfield | Kansas | National |
| Completed 8th grade | 85.8% | 87.4% | 84.3% |
| Completed high school | 84.4% | 86.1% | 83.0% |
| Completed some college | 47.7% | 63.7% | 59.4% |
| Completed associate degree | 28.4% | 39.8% | 38.5% |
| Completed bachelors | 17.4% | 31.6% | 30.3% |
| Completed masters | 1.8% | 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 Grainfield. Using the proficiency score averages, the average test scores for Grainfield, KS schools is 50%. The average student to teacher ratio is n/a. In Grainfield, KS, an average of 85.8% of students have completed 8th grade and an average of 84.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Quinter, KS | 886 | 43% | 9.9% |
| Grinnell, KS | 274 | 38% | 21.9% |
| Grainfield, KS | 329 | 50% | 4.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Madison, VA | 329 | 77% | 60.4% |
| Amherst Junction, WI | 329 | 50% | 4.2% |
| Donnelsville, OH | 329 | 51% | 6.3% |
| Lawn, TX | 329 | 65% | 34.4% |
| New Riegel, OH | 329 | 72% | 50.0% |
| Grainfield, KS | 329 | 50% | 4.2% |
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