| 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 | 18,214 | 51% | 6.3% |
| Greenwood, WI | 955 | 48% | 0.5% |
| Spencer, WI | 1,690 | 48% | 0.5% |
| Neillsville, WI | 2,285 | 35% | 27.1% |
| Loyal, WI | 1,250 | 31% | 34.7% |
| Granton, WI | 351 | 31% | 35.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Lockwood, CA | 351 | 35% | 28.1% |
| Woodson, TX | 351 | 50% | 3.1% |
| Potter, NE | 351 | 60% | 25.0% |
| Martin, KY | 351 | 67% | 39.6% |
| Grand View, ID | 351 | 30% | 37.5% |
| Granton, WI | 351 | 31% | 35.4% |
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