| Index | Marne | Iowa | National |
| Average Test Scores | n/a | 69% | 48% |
| Student/Teacher ratio | n/a | 13:1 | 16:1 |
| Total public schools | n/a | 1,101 | 79,221 |
| Total private schools | n/a | 208 | 24,874 |
| Total post-secondary schools | n/a | 96 | 7,963 |
| Index | Marne | Iowa | National |
| Completed 8th grade | 90.6% | 89.2% | 84.3% |
| Completed high school | 90.6% | 87.7% | 83.0% |
| Completed some college | 44.7% | 59.8% | 59.4% |
| Completed associate degree | 23.5% | 38.4% | 38.5% |
| Completed bachelors | 12.9% | 27.2% | 30.3% |
| Completed masters | 5.9% | 8.7% | 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 Marne. Using the proficiency score averages, the average test scores for Marne, IA schools is n/a. The average student to teacher ratio is n/a. In Marne, IA, an average of 90.6% of students have completed 8th grade and an average of 90.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Harlan, IA | 4,813 | 81% | 68.1% |
| Avoca, IA | 1,368 | 77% | 61.1% |
| Lewis, IA | 513 | 75% | 56.3% |
| Griswold, IA | 1,179 | 75% | 55.2% |
| Oakland, IA | 1,665 | 70% | 45.3% |
| Marne, IA | 131 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Driftwood, TX | 131 | 25% | 47.9% |
| St. Paul, AR | 131 | 33% | 30.7% |
| Lester, AL | 131 | 42% | 12.5% |
| Wisdom, MT | 132 | 50% | 4.2% |
| McKittrick, CA | 130 | 58% | 19.8% |
| Marne, IA | 131 | n/a |
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