| Index | Adeline | Illinois | National |
| Average Test Scores | n/a | 33% | 48% |
| Student/Teacher ratio | n/a | 18:1 | 16:1 |
| Total public schools | n/a | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Adeline | Illinois | National |
| Completed 8th grade | 83.1% | 86.2% | 84.3% |
| Completed high school | 80.5% | 84.7% | 83.0% |
| Completed some college | 39.0% | 61.8% | 59.4% |
| Completed associate degree | 20.8% | 40.7% | 38.5% |
| Completed bachelors | 5.2% | 32.9% | 30.3% |
| Completed masters | 1.3% | 12.7% | 11.5% |
| Completed professional degree | 0.0% | 3.4% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Adeline. Using the proficiency score averages, the average test scores for Adeline, IL schools is n/a. The average student to teacher ratio is n/a. In Adeline, IL, an average of 83.1% of students have completed 8th grade and an average of 80.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Pecatonica, IL | 1,957 | 57% | 19.4% |
| Byron, IL | 3,607 | 55% | 14.6% |
| Shannon, IL | 745 | 50% | 3.1% |
| Forreston, IL | 1,392 | 41% | 14.6% |
| Polo, IL | 2,210 | 39% | 19.1% |
| Adeline, IL | 99 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Downieville, CA | 99 | 50% | 4.2% |
| Bradley, CA | 99 | 30% | 37.5% |
| Rosalia, KS | 100 | 32% | 32.6% |
| Crane, OR | 98 | 51% | 6.9% |
| Worton, MD | 98 | 52% | 8.3% |
| Adeline, IL | 99 | n/a |
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