| Index | Arlington | Iowa | National |
| Average Test Scores | 80% | 78% | 49% |
| 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 80%. 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, State | Population | Avg. Test Scores | National Avg. |
| West Union, IA | 2,592 | 90% | 82% |
| Maynard, IA | 513 | 87% | 77% |
| Elkader, IA | 1,325 | 82% | 67% |
| Elgin, IA | 737 | 80% | 62% |
| Fayette, IA | 1,196 | 77% | 56% |
| Arlington, IA | 526 | 80% | 63% |
| City, State | Population | Avg. Test Scores | National Avg. |
| Newport, NY | 526 | 57% | 16% |
| Sand Rock, AL | 526 | 42% | 16% |
| Aniak, AK | 526 | 18% | 64% |
| Cook, MN | 526 | 53% | 8% |
| St. Paul, AK | 525 | 15% | 70% |
| Arlington, IA | 526 | 80% | 63% |
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