| Index | Greenwood | Delaware | National |
| Average Test Scores | 22% | 44% | 48% |
| Student/Teacher ratio | n/a | 16:1 | 16:1 |
| Total public schools | n/a | 191 | 79,221 |
| Total private schools | n/a | 129 | 24,874 |
| Total post-secondary schools | n/a | 20 | 7,963 |

| Index | Greenwood | Delaware | National |
| Completed 8th grade | 75.2% | 86.3% | 84.3% |
| Completed high school | 69.7% | 85.3% | 83.0% |
| Completed some college | 28.6% | 57.7% | 59.4% |
| Completed associate degree | 16.5% | 38.2% | 38.5% |
| Completed bachelors | 6.7% | 30.5% | 30.3% |
| Completed masters | 2.5% | 12.4% | 11.5% |
| Completed professional degree | 0.8% | 3.5% | 3.3% |
| Completed doctorate | 0.5% | 1.7% | 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, DE schools is 22%. The average student to teacher ratio is n/a. In Greenwood, DE, an average of 75.2% of students have completed 8th grade and an average of 69.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Frederica, DE | 980 | 77% | 60.4% |
| Felton, DE | 1,237 | 56% | 17.0% |
| Harrington, DE | 3,741 | 51% | 6.3% |
| Milford, DE | 11,721 | 47% | 1.3% |
| Georgetown, DE | 7,641 | 47% | 2.1% |
| Greenwood, DE | 1,170 | 22% | 54.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Foreman, AR | 1,170 | 47% | 2.1% |
| New Brockton, AL | 1,170 | 41% | 15.6% |
| Rison, AR | 1,170 | 49% | 1.0% |
| Colon, MI | 1,170 | 36% | 25.5% |
| Valley Falls, KS | 1,170 | 35% | 27.6% |
| Greenwood, DE | 1,170 | 22% | 54.2% |