| Index | Green Oaks | Illinois | National |
| Average Test Scores | 76% | 31% | 49% |
| 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 76%. 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, State | Population | Avg. Test Scores | National Avg. |
| Kenilworth, IL | 2,613 | 77% | 56% |
| South Barrington, IL | 4,766 | 77% | 55% |
| Lincolnshire, IL | 7,291 | 74% | 51% |
| Lake Bluff, IL | 5,758 | 72% | 45% |
| Northfield, IL | 5,374 | 71% | 45% |
| Green Oaks, IL | 3,832 | 76% | 53% |
| City, State | Population | Avg. Test Scores | National Avg. |
| Bishop, CA | 3,832 | 30% | 39% |
| Herculaneum, MO | 3,831 | 50% | 2% |
| Moxee, WA | 3,833 | 56% | 13% |
| Hugoton, KS | 3,831 | 28% | 43% |
| Gouverneur, NY | 3,831 | 29% | 42% |
| Green Oaks, IL | 3,832 | 76% | 53% |
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