| 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 | 

				
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				| 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 | 1,144 | 81% | 69.4% | 
| Nora Springs, IA | 1,648 | 67% | 39.1% | 
| Riceville, IA | 860 | 63% | 31.8% | 
| Osage, IA | 3,549 | 70% | 45.1% | 
| City | Population | Avg. Test Scores | National Avg. | 
| Calcium, NY | 3,548 | 67% | 39.6% | 
| Dublin, TX | 3,550 | 58% | 21.1% | 
| Piedmont, MO | 3,550 | 38% | 20.8% | 
| Pen Argyl, PA | 3,551 | 61% | 26.0% | 
| Kimberly, AL | 3,551 | 52% | 8.9% | 
| Osage, IA | 3,549 | 70% | 45.1% |