| Index | Arlington | Iowa | National |
| Average Test Scores | 70% | 69% | 48% |
| Student/Teacher ratio | n/a | 13:1 | 16:1 |
| Total public schools | n/a | 1,101 | 79,221 |
| Total private schools | n/a | 208 | 24,874 |
| Total post-secondary schools | n/a | 96 | 7,963 |
| Index | Arlington | Iowa | National |
| Completed 8th grade | 87.6% | 89.2% | 84.3% |
| Completed high school | 85.6% | 87.7% | 83.0% |
| Completed some college | 44.2% | 59.8% | 59.4% |
| Completed associate degree | 19.2% | 38.4% | 38.5% |
| Completed bachelors | 10.7% | 27.2% | 30.3% |
| Completed masters | 5.1% | 8.7% | 11.5% |
| Completed professional degree | 0.8% | 2.7% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 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, IA schools is 70%. The average student to teacher ratio is n/a. In Arlington, IA, an average of 87.6% of students have completed 8th grade and an average of 85.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Elgin, IA | 638 | 78% | 62.0% |
| Maynard, IA | 506 | 70% | 45.3% |
| Fayette, IA | 1,141 | 70% | 44.8% |
| West Union, IA | 2,630 | 69% | 42.7% |
| Elkader, IA | 1,362 | 62% | 29.7% |
| Arlington, IA | 496 | 70% | 45.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Kake, AK | 496 | 45% | 6.3% |
| Minong, WI | 496 | 37% | 22.2% |
| Okay, OK | 496 | 21% | 56.3% |
| Culbertson, NE | 497 | 62% | 29.2% |
| Hume, IL | 495 | 11% | 77.1% |
| Arlington, IA | 496 | 70% | 45.1% |
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