| Index | Hillside | Illinois | National |
| Average Test Scores | 17% | 33% | 48% |
| Student/Teacher ratio | 15:1 | 18:1 | 16:1 |
| Total public schools | 2 | 3,938 | 79,221 |
| Total private schools | 4 | 1,438 | 24,874 |
| Total post-secondary schools | 1 | 306 | 7,963 |
| Index | Hillside | Illinois | National |
| Completed 8th grade | 77.1% | 86.2% | 84.3% |
| Completed high school | 75.1% | 84.7% | 83.0% |
| Completed some college | 48.3% | 61.8% | 59.4% |
| Completed associate degree | 21.4% | 40.7% | 38.5% |
| Completed bachelors | 15.7% | 32.9% | 30.3% |
| Completed masters | 4.3% | 12.7% | 11.5% |
| Completed professional degree | 0.5% | 3.4% | 3.3% |
| Completed doctorate | 0.2% | 1.2% | 1.3% |
There are a total of 2 public schools, 4 private schools and 1 post-secondary schools in Hillside. Using the proficiency score averages, the average test scores for Hillside, IL schools is 17%. The average student to teacher ratio is 15:1. In Hillside, IL, an average of 77.1% of students have completed 8th grade and an average of 75.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Oak Brook, IL | 8,085 | 79% | 64.6% |
| Clarendon Hills, IL | 8,834 | 77% | 59.4% |
| Hinsdale, IL | 17,366 | 74% | 54.7% |
| Western Springs, IL | 13,247 | 74% | 54.4% |
| River Forest, IL | 10,883 | 67% | 38.5% |
| Hillside, IL | 7,937 | 17% | 64.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Abingdon, VA | 7,936 | 91% | 89.4% |
| Newton, NJ | 7,935 | 53% | 10.7% |
| Gilberts, IL | 7,941 | 44% | 8.3% |
| Woodland Park, CO | 7,943 | 40% | 17.2% |
| Catoosa, OK | 7,930 | 25% | 47.2% |
| Hillside, IL | 7,937 | 17% | 64.1% |
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