| Index | Brookfield | Wisconsin | National |
| Average Test Scores | 65% | 41% | 48% |
| Student/Teacher ratio | 14:1 | 14:1 | 16:1 |
| Total public schools | 11 | 1,869 | 79,221 |
| Total private schools | 10 | 872 | 24,874 |
| Total post-secondary schools | 2 | 114 | 7,963 |

| Index | Brookfield | Wisconsin | National |
| Completed 8th grade | 96.7% | 89.0% | 84.3% |
| Completed high school | 96.2% | 87.8% | 83.0% |
| Completed some college | 81.7% | 59.7% | 59.4% |
| Completed associate degree | 65.4% | 38.7% | 38.5% |
| Completed bachelors | 58.1% | 28.4% | 30.3% |
| Completed masters | 23.5% | 9.6% | 11.5% |
| Completed professional degree | 9.2% | 2.7% | 3.3% |
| Completed doctorate | 2.5% | 1.1% | 1.3% |
There are a total of 11 public schools, 10 private schools and 2 post-secondary schools in Brookfield. Using the proficiency score averages, the average test scores for Brookfield, WI schools is 65%. The average student to teacher ratio is 14:1. In Brookfield, WI, an average of 96.7% of students have completed 8th grade and an average of 96.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lannon, WI | 1,221 | 75% | 55.2% |
| North Prairie, WI | 2,635 | 72% | 49.0% |
| Merton, WI | 3,864 | 72% | 49.0% |
| Elm Grove, WI | 6,322 | 69% | 44.3% |
| Hartland, WI | 9,580 | 69% | 44.0% |
| Brookfield, WI | 39,415 | 65% | 35.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Brighton, CO | 39,406 | 31% | 35.7% |
| Tupelo, MS | 39,384 | 55% | 13.5% |
| Florence, SC | 39,448 | 45% | 6.1% |
| East Meadow, NY | 39,378 | 86% | 79.2% |
| Lynnwood, WA | 39,454 | 52% | 9.1% |
| Brookfield, WI | 39,415 | 65% | 35.4% |