| Index | Marengo | Wisconsin | National |
| Average Test Scores | n/a | 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 | Marengo | Wisconsin | National |
| Completed 8th grade | 95.5% | 89.0% | 84.3% |
| Completed high school | 92.5% | 87.8% | 83.0% |
| Completed some college | 37.3% | 59.7% | 59.4% |
| Completed associate degree | 13.4% | 38.7% | 38.5% |
| Completed bachelors | 10.4% | 28.4% | 30.3% |
| Completed masters | 0.0% | 9.6% | 11.5% |
| Completed professional degree | 0.0% | 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 Marengo. Using the proficiency score averages, the average test scores for Marengo, WI schools is n/a. The average student to teacher ratio is n/a. In Marengo, WI, an average of 95.5% of students have completed 8th grade and an average of 92.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Ashland, WI | 7,841 | 35% | 27.8% |
| Mellen, WI | 573 | 32% | 33.3% |
| Marengo, WI | 137 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Waterloo, AL | 137 | 40% | 17.7% |
| Craig, MO | 137 | 50% | 4.2% |
| Marmarth, ND | 137 | 50% | 4.2% |
| Washington, CA | 137 | 50% | 4.2% |
| Wainwright, OK | 136 | 25% | 47.9% |
| Marengo, WI | 137 | n/a |
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