| Index | Otho | 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 | Otho | Iowa | National |
| Completed 8th grade | 82.9% | 89.2% | 84.3% |
| Completed high school | 80.9% | 87.7% | 83.0% |
| Completed some college | 46.7% | 59.8% | 59.4% |
| Completed associate degree | 21.9% | 38.4% | 38.5% |
| Completed bachelors | 8.8% | 27.2% | 30.3% |
| Completed masters | 1.1% | 8.7% | 11.5% |
| Completed professional degree | 0.6% | 2.7% | 3.3% |
| Completed doctorate | 0.6% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Otho. Using the proficiency score averages, the average test scores for Otho, IA schools is n/a. The average student to teacher ratio is n/a. In Otho, IA, an average of 82.9% of students have completed 8th grade and an average of 80.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Dayton, IA | 860 | 82% | 70.8% |
| Barnum, IA | 329 | 74% | 53.1% |
| Gowrie, IA | 959 | 72% | 50.0% |
| Farnhamville, IA | 448 | 72% | 50.0% |
| Stratford, IA | 685 | 65% | 35.4% |
| Otho, IA | 499 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Crescent Valley, NV | 499 | 30% | 37.5% |
| Loganton, PA | 498 | 35% | 27.1% |
| Blessing, TX | 500 | 40% | 17.7% |
| Prospect, OR | 498 | 30% | 38.5% |
| Clear Spring, MD | 498 | 55% | 13.9% |
| Otho, IA | 499 | n/a |