| Index | Adel | Iowa | National |
| Average Test Scores | 84% | 69% | 48% |
| Student/Teacher ratio | 13:1 | 13:1 | 16:1 |
| Total public schools | 3 | 1,101 | 79,221 |
| Total private schools | n/a | 208 | 24,874 |
| Total post-secondary schools | n/a | 96 | 7,963 |
| Index | Adel | Iowa | National |
| Completed 8th grade | 91.1% | 89.2% | 84.3% |
| Completed high school | 90.0% | 87.7% | 83.0% |
| Completed some college | 63.3% | 59.8% | 59.4% |
| Completed associate degree | 41.6% | 38.4% | 38.5% |
| Completed bachelors | 32.0% | 27.2% | 30.3% |
| Completed masters | 8.2% | 8.7% | 11.5% |
| Completed professional degree | 3.2% | 2.7% | 3.3% |
| Completed doctorate | 0.6% | 1.1% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Adel. Using the proficiency score averages, the average test scores for Adel, IA schools is 84%. The average student to teacher ratio is 13:1. In Adel, IA, an average of 91.1% of students have completed 8th grade and an average of 90.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Granger, IA | 1,890 | 87% | 81.3% |
| Van Meter, IA | 1,386 | 86% | 79.9% |
| Waukee, IA | 22,598 | 85% | 76.3% |
| Grimes, IA | 13,746 | 84% | 75.8% |
| Dallas Center, IA | 1,710 | 81% | 68.2% |
| Adel, IA | 4,924 | 84% | 74.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Ironwood, MI | 4,925 | 42% | 13.5% |
| Osage Beach, MO | 4,923 | 51% | 6.3% |
| Adairsville, GA | 4,926 | 42% | 11.8% |
| Parker, TX | 4,920 | 68% | 40.6% |
| Becker, MN | 4,919 | 65% | 35.1% |
| Adel, IA | 4,924 | 84% | 74.5% |
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