| Index | Grantville | Kansas | National |
| Average Test Scores | n/a | 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 | Grantville | Kansas | National |
| Completed 8th grade | 100.0% | 87.4% | 84.3% |
| Completed high school | 100.0% | 86.1% | 83.0% |
| Completed some college | 31.9% | 63.7% | 59.4% |
| Completed associate degree | 0.0% | 39.8% | 38.5% |
| Completed bachelors | 0.0% | 31.6% | 30.3% |
| Completed masters | 0.0% | 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 Grantville. Using the proficiency score averages, the average test scores for Grantville, KS schools is n/a. The average student to teacher ratio is n/a. In Grantville, KS, 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. |
| Auburn, KS | 1,078 | 46% | 5.2% |
| Meriden, KS | 781 | 42% | 13.5% |
| Lecompton, KS | 857 | 37% | 22.9% |
| Oskaloosa, KS | 1,229 | 37% | 22.9% |
| Hoyt, KS | 600 | 35% | 28.1% |
| Grantville, KS | 206 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Winona, KS | 206 | 50% | 4.2% |
| Winnett, MT | 206 | 45% | 6.3% |
| Hughesville, MO | 206 | 52% | 8.3% |
| Guthrie, TX | 206 | 75% | 56.3% |
| Woodside, DE | 207 | 46% | 5.2% |
| Grantville, KS | 206 | n/a |
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