| Index | Armington | 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 | Armington | Illinois | National |
| Completed 8th grade | 85.2% | 86.2% | 84.3% |
| Completed high school | 84.3% | 84.7% | 83.0% |
| Completed some college | 45.9% | 61.8% | 59.4% |
| Completed associate degree | 16.2% | 40.7% | 38.5% |
| Completed bachelors | 10.0% | 32.9% | 30.3% |
| Completed masters | 1.7% | 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 Armington. Using the proficiency score averages, the average test scores for Armington, IL schools is n/a. The average student to teacher ratio is n/a. In Armington, IL, an average of 85.2% of students have completed 8th grade and an average of 84.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Tremont, IL | 2,261 | 52% | 8.7% |
| Mackinaw, IL | 1,970 | 47% | 1.6% |
| Danvers, IL | 979 | 45% | 7.3% |
| Minier, IL | 1,090 | 45% | 7.3% |
| Lincoln, IL | 13,742 | 42% | 12.4% |
| Armington, IL | 415 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Washburn, MO | 415 | 35% | 27.1% |
| Thomaston, AL | 415 | 22% | 54.2% |
| San Lucas, CA | 415 | 25% | 47.9% |
| Tyonek, AK | 415 | 50% | 4.2% |
| Petrolia, TX | 415 | 37% | 22.9% |
| Armington, IL | 415 | n/a |
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