| Index | Union Grove | Wisconsin | National |
| Average Test Scores | 50% | 41% | 48% |
| Student/Teacher ratio | 11:1 | 14:1 | 16:1 |
| Total public schools | 6 | 1,869 | 79,221 |
| Total private schools | 2 | 872 | 24,874 |
| Total post-secondary schools | n/a | 114 | 7,963 |
| Index | Union Grove | Wisconsin | National |
| Completed 8th grade | 86.2% | 89.0% | 84.3% |
| Completed high school | 83.7% | 87.8% | 83.0% |
| Completed some college | 56.9% | 59.7% | 59.4% |
| Completed associate degree | 28.7% | 38.7% | 38.5% |
| Completed bachelors | 16.1% | 28.4% | 30.3% |
| Completed masters | 3.8% | 9.6% | 11.5% |
| Completed professional degree | 0.6% | 2.7% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
There are a total of 6 public schools, 2 private schools and n/a post-secondary schools in Union Grove. Using the proficiency score averages, the average test scores for Union Grove, WI schools is 50%. The average student to teacher ratio is 11:1. In Union Grove, WI, an average of 86.2% of students have completed 8th grade and an average of 83.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Franklin, WI | 37,080 | 62% | 29.8% |
| Silver Lake, WI | 2,599 | 62% | 28.1% |
| Pleasant Prairie, WI | 21,762 | 60% | 24.7% |
| Mukwonago, WI | 8,402 | 59% | 22.9% |
| Big Bend, WI | 1,316 | 58% | 19.8% |
| Union Grove, WI | 5,206 | 50% | 3.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Giddings, TX | 5,206 | 36% | 25.8% |
| Chesterbrook, PA | 5,207 | 76% | 58.3% |
| Gretna, NE | 5,207 | 70% | 45.6% |
| Terryville, CT | 5,203 | 51% | 5.6% |
| Genoa, IL | 5,209 | 38% | 20.5% |
| Union Grove, WI | 5,206 | 50% | 3.1% |
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