| Index | Onalaska | Wisconsin | National |
| Average Test Scores | 52% | 41% | 48% |
| Student/Teacher ratio | 14:1 | 14:1 | 16:1 |
| Total public schools | 6 | 1,869 | 79,221 |
| Total private schools | 3 | 872 | 24,874 |
| Total post-secondary schools | n/a | 114 | 7,963 |
| Index | Onalaska | Wisconsin | National |
| Completed 8th grade | 92.8% | 89.0% | 84.3% |
| Completed high school | 92.1% | 87.8% | 83.0% |
| Completed some college | 70.8% | 59.7% | 59.4% |
| Completed associate degree | 48.2% | 38.7% | 38.5% |
| Completed bachelors | 35.2% | 28.4% | 30.3% |
| Completed masters | 15.4% | 9.6% | 11.5% |
| Completed professional degree | 4.5% | 2.7% | 3.3% |
| Completed doctorate | 1.4% | 1.1% | 1.3% |
There are a total of 6 public schools, 3 private schools and n/a post-secondary schools in Onalaska. Using the proficiency score averages, the average test scores for Onalaska, WI schools is 52%. The average student to teacher ratio is 14:1. In Onalaska, WI, an average of 92.8% of students have completed 8th grade and an average of 92.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Coon Valley, WI | 937 | 60% | 25.0% |
| Holmen, WI | 10,023 | 53% | 10.2% |
| West Salem, WI | 5,010 | 51% | 6.6% |
| La Crescent, MN | 5,135 | 51% | 6.0% |
| Bangor, WI | 1,214 | 51% | 5.7% |
| Onalaska, WI | 18,814 | 52% | 8.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Madisonville, KY | 18,801 | 52% | 9.1% |
| Bellwood, IL | 18,799 | 12% | 75.0% |
| Farmington, MO | 18,792 | 52% | 8.9% |
| Alsip, IL | 18,843 | 31% | 35.4% |
| Jacksonville, IL | 18,784 | 24% | 49.5% |
| Onalaska, WI | 18,814 | 52% | 8.8% |
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