| Index | Arlington | 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 | Arlington | Illinois | National |
| Completed 8th grade | 82.6% | 86.2% | 84.3% |
| Completed high school | 81.2% | 84.7% | 83.0% |
| Completed some college | 47.0% | 61.8% | 59.4% |
| Completed associate degree | 24.2% | 40.7% | 38.5% |
| Completed bachelors | 13.4% | 32.9% | 30.3% |
| Completed masters | 6.7% | 12.7% | 11.5% |
| Completed professional degree | 1.3% | 3.4% | 3.3% |
| Completed doctorate | 1.3% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Arlington. Using the proficiency score averages, the average test scores for Arlington, IL schools is n/a. The average student to teacher ratio is n/a. In Arlington, IL, an average of 82.6% of students have completed 8th grade and an average of 81.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Dalzell, IL | 628 | 55% | 14.6% |
| Cherry, IL | 479 | 50% | 4.2% |
| Ohio, IL | 509 | 48% | 1.0% |
| Peru, IL | 9,777 | 39% | 19.8% |
| Princeton, IL | 7,589 | 33% | 30.9% |
| Arlington, IL | 211 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Farson, WY | 211 | 63% | 31.9% |
| Albrightsville, PA | 211 | 44% | 9.4% |
| Braggs, OK | 211 | 37% | 22.4% |
| St. James, MI | 211 | 70% | 45.8% |
| Cowgill, MO | 211 | 30% | 37.5% |
| Arlington, IL | 211 | n/a |
Here are the best places to live in Illinois
Check out the 10 safest cities in Illinois
See the best places to live in Arlington
These are the 10 cheapest cities in Illinois