| Index | Osage | Iowa | National |
| Average Test Scores | 70% | 69% | 48% |
| Student/Teacher ratio | 14:1 | 13:1 | 16:1 |
| Total public schools | 4 | 1,101 | 79,221 |
| Total private schools | 1 | 208 | 24,874 |
| Total post-secondary schools | n/a | 96 | 7,963 |
| Index | Osage | Iowa | National |
| Completed 8th grade | 91.6% | 89.2% | 84.3% |
| Completed high school | 91.0% | 87.7% | 83.0% |
| Completed some college | 49.5% | 59.8% | 59.4% |
| Completed associate degree | 32.9% | 38.4% | 38.5% |
| Completed bachelors | 18.3% | 27.2% | 30.3% |
| Completed masters | 5.7% | 8.7% | 11.5% |
| Completed professional degree | 0.4% | 2.7% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
There are a total of 4 public schools, 1 private schools and n/a post-secondary schools in Osage. Using the proficiency score averages, the average test scores for Osage, IA schools is 70%. The average student to teacher ratio is 14:1. In Osage, IA, an average of 91.6% of students have completed 8th grade and an average of 91.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| St. Ansgar, IA | 1,176 | 81% | 69.4% |
| Nora Springs, IA | 1,692 | 67% | 39.1% |
| Riceville, IA | 891 | 63% | 31.8% |
| Osage, IA | 3,625 | 70% | 45.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Campo, CA | 3,625 | 26% | 46.4% |
| Bridgeville, DE | 3,626 | 37% | 22.4% |
| Montrose, MN | 3,624 | 67% | 39.6% |
| East Hampton, CT | 3,624 | 63% | 30.5% |
| Duncan, SC | 3,627 | 54% | 11.6% |
| Osage, IA | 3,625 | 70% | 45.1% |
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