| Index | Greenwood | Illinois | National |
| Average Test Scores | 22% | 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 | Greenwood | Illinois | National |
| Completed 8th grade | 78.4% | 86.2% | 84.3% |
| Completed high school | 76.7% | 84.7% | 83.0% |
| Completed some college | 47.8% | 61.8% | 59.4% |
| Completed associate degree | 18.6% | 40.7% | 38.5% |
| Completed bachelors | 11.6% | 32.9% | 30.3% |
| Completed masters | 3.0% | 12.7% | 11.5% |
| Completed professional degree | 1.3% | 3.4% | 3.3% |
| Completed doctorate | 1.3% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Greenwood. Using the proficiency score averages, the average test scores for Greenwood, IL schools is 22%. The average student to teacher ratio is n/a. In Greenwood, IL, an average of 78.4% of students have completed 8th grade and an average of 76.7% have completed high school.
| City, State | Population | Avg. Test Scores | National Avg. |
| North Barrington, IL | 2,972 | 65% | 31% |
| Lake Geneva, WI | 7,754 | 59% | 19% |
| Silver Lake, WI | 2,506 | 58% | 17% |
| Genoa City, WI | 3,023 | 58% | 17% |
| Williams Bay, WI | 2,605 | 50% | 1% |
| Greenwood, IL | 425 | 22% | 56% |
| City, State | Population | Avg. Test Scores | National Avg. |
| Mad River, CA | 425 | 45% | 9% |
| Harrod, OH | 425 | 73% | 47% |
| Wilkeson, WA | 425 | 57% | 16% |
| Freeville, NY | 425 | 25% | 49% |
| Darrouzett, TX | 425 | 67% | 36% |
| Greenwood, IL | 425 | 22% | 56% |
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