| Index | Arlington Heights | Illinois | National |
| Average Test Scores | 48% | 33% | 48% |
| Student/Teacher ratio | 13:1 | 18:1 | 16:1 |
| Total public schools | 19 | 3,938 | 79,221 |
| Total private schools | 9 | 1,438 | 24,874 |
| Total post-secondary schools | 1 | 306 | 7,963 |
| Index | Arlington Heights | Illinois | National |
| Completed 8th grade | 95.4% | 86.2% | 84.3% |
| Completed high school | 94.8% | 84.7% | 83.0% |
| Completed some college | 78.6% | 61.8% | 59.4% |
| Completed associate degree | 60.7% | 40.7% | 38.5% |
| Completed bachelors | 54.1% | 32.9% | 30.3% |
| Completed masters | 20.5% | 12.7% | 11.5% |
| Completed professional degree | 4.2% | 3.4% | 3.3% |
| Completed doctorate | 1.3% | 1.2% | 1.3% |
There are a total of 19 public schools, 9 private schools and 1 post-secondary schools in Arlington Heights. Using the proficiency score averages, the average test scores for Arlington Heights, IL schools is 48%. The average student to teacher ratio is 13:1. In Arlington Heights, IL, an average of 95.4% of students have completed 8th grade and an average of 94.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lincolnshire, IL | 7,694 | 78% | 62.8% |
| Bannockburn, IL | 1,194 | 77% | 60.4% |
| Deerfield, IL | 19,030 | 77% | 59.4% |
| Kenilworth, IL | 2,356 | 74% | 53.1% |
| Northfield, IL | 5,678 | 74% | 53.1% |
| Arlington Heights, IL | 75,071 | 48% | 0.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Union City, CA | 75,067 | 48% | 0.6% |
| Missoula, MT | 74,994 | 53% | 11.1% |
| Milpitas, CA | 75,182 | 61% | 26.9% |
| Missouri City, TX | 75,348 | 51% | 5.2% |
| St. Joseph, MO | 75,369 | 36% | 24.6% |
| Arlington Heights, IL | 75,071 | 48% | 0.1% |
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