| Index | Muskego | Wisconsin | National |
| Average Test Scores | 66% | 41% | 48% |
| Student/Teacher ratio | 16:1 | 14:1 | 16:1 |
| Total public schools | 7 | 1,869 | 79,221 |
| Total private schools | 2 | 872 | 24,874 |
| Total post-secondary schools | n/a | 114 | 7,963 |
| Index | Muskego | Wisconsin | National |
| Completed 8th grade | 95.0% | 89.0% | 84.3% |
| Completed high school | 94.4% | 87.8% | 83.0% |
| Completed some college | 66.3% | 59.7% | 59.4% |
| Completed associate degree | 43.3% | 38.7% | 38.5% |
| Completed bachelors | 33.5% | 28.4% | 30.3% |
| Completed masters | 9.9% | 9.6% | 11.5% |
| Completed professional degree | 2.7% | 2.7% | 3.3% |
| Completed doctorate | 1.2% | 1.1% | 1.3% |
There are a total of 7 public schools, 2 private schools and n/a post-secondary schools in Muskego. Using the proficiency score averages, the average test scores for Muskego, WI schools is 66%. The average student to teacher ratio is 16:1. In Muskego, WI, an average of 95.0% of students have completed 8th grade and an average of 94.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| North Prairie, WI | 2,542 | 72% | 49.0% |
| Elm Grove, WI | 6,156 | 69% | 44.3% |
| Hartland, WI | 9,317 | 69% | 44.0% |
| Whitefish Bay, WI | 13,890 | 67% | 38.8% |
| Brookfield, WI | 38,626 | 65% | 35.4% |
| Muskego, WI | 25,077 | 66% | 38.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Edgewood, MD | 25,065 | 30% | 37.1% |
| Ridgewood, NJ | 25,110 | 81% | 69.1% |
| Palm City, FL | 25,038 | 77% | 60.7% |
| Balch Springs, TX | 25,123 | 41% | 15.2% |
| South Salt Lake, UT | 25,125 | 5% | 89.6% |
| Muskego, WI | 25,077 | 66% | 38.1% |
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