| Index | Green Oaks | 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 | Green Oaks | Illinois | National |
| Completed 8th grade | 94.6% | 86.2% | 84.3% |
| Completed high school | 93.6% | 84.7% | 83.0% |
| Completed some college | 81.4% | 61.8% | 59.4% |
| Completed associate degree | 69.3% | 40.7% | 38.5% |
| Completed bachelors | 63.7% | 32.9% | 30.3% |
| Completed masters | 31.0% | 12.7% | 11.5% |
| Completed professional degree | 10.4% | 3.4% | 3.3% |
| Completed doctorate | 3.5% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Green Oaks. Using the proficiency score averages, the average test scores for Green Oaks, IL schools is n/a. The average student to teacher ratio is n/a. In Green Oaks, IL, an average of 94.6% of students have completed 8th grade and an average of 93.6% 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% |
| Northfield, IL | 5,678 | 74% | 53.1% |
| Kenilworth, IL | 2,356 | 74% | 53.1% |
| Green Oaks, IL | 3,882 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Millstadt, IL | 3,882 | 54% | 12.5% |
| Orange, MA | 3,882 | 33% | 30.7% |
| Wallace, NC | 3,883 | 25% | 49.0% |
| Swanton, OH | 3,884 | 69% | 44.1% |
| Belleville, MI | 3,879 | 36% | 24.9% |
| Green Oaks, IL | 3,882 | n/a |
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