| Index | Martelle | 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 | Martelle | Iowa | National |
| Completed 8th grade | 88.7% | 89.2% | 84.3% |
| Completed high school | 88.1% | 87.7% | 83.0% |
| Completed some college | 55.2% | 59.8% | 59.4% |
| Completed associate degree | 28.9% | 38.4% | 38.5% |
| Completed bachelors | 13.4% | 27.2% | 30.3% |
| Completed masters | 1.0% | 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 Martelle. Using the proficiency score averages, the average test scores for Martelle, IA schools is n/a. The average student to teacher ratio is n/a. In Martelle, IA, an average of 88.7% of students have completed 8th grade and an average of 88.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Solon, IA | 2,690 | 86% | 78.4% |
| Mount Vernon, IA | 4,487 | 82% | 71.5% |
| Marion, IA | 39,910 | 77% | 59.8% |
| Lisbon, IA | 2,138 | 76% | 57.3% |
| Monticello, IA | 3,843 | 75% | 56.6% |
| Martelle, IA | 309 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Clifton, VA | 309 | 89% | 84.7% |
| Bancroft, ID | 309 | 50% | 4.2% |
| Selfridge, ND | 309 | 23% | 53.1% |
| Townville, PA | 308 | 46% | 5.2% |
| Gallina, NM | 308 | 29% | 39.2% |
| Martelle, IA | 309 | n/a |
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