| Index | Granton | Wisconsin | National |
| Average Test Scores | 31% | 41% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 1,869 | 79,221 |
| Total private schools | n/a | 872 | 24,874 |
| Total post-secondary schools | n/a | 114 | 7,963 |

| Index | Granton | Wisconsin | National |
| Completed 8th grade | 90.2% | 89.0% | 84.3% |
| Completed high school | 90.2% | 87.8% | 83.0% |
| Completed some college | 40.7% | 59.7% | 59.4% |
| Completed associate degree | 20.6% | 38.7% | 38.5% |
| Completed bachelors | 11.7% | 28.4% | 30.3% |
| Completed masters | 4.2% | 9.6% | 11.5% |
| Completed professional degree | 0.5% | 2.7% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Granton. Using the proficiency score averages, the average test scores for Granton, WI schools is 31%. The average student to teacher ratio is n/a. In Granton, WI, an average of 90.2% of students have completed 8th grade and an average of 90.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Marshfield, WI | 18,840 | 51% | 6.3% |
| Greenwood, WI | 975 | 48% | 0.5% |
| Spencer, WI | 1,753 | 48% | 0.5% |
| Neillsville, WI | 2,368 | 35% | 27.1% |
| Loyal, WI | 1,279 | 31% | 34.7% |
| Granton, WI | 358 | 31% | 35.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Donaldson, AR | 358 | 52% | 8.3% |
| Bremen, KY | 358 | 65% | 34.4% |
| Vanderbilt, PA | 358 | 50% | 3.1% |
| Roscoe, SD | 358 | 47% | 2.8% |
| Vernon, UT | 358 | 50% | 4.2% |
| Granton, WI | 358 | 31% | 35.4% |