| Index | South Windham | Maine | National |
| Average Test Scores | n/a | 45% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 345 | 79,221 |
| Total private schools | n/a | 89 | 24,874 |
| Total post-secondary schools | n/a | 45 | 7,963 |
| Index | South Windham | Maine | National |
| Completed 8th grade | 72.7% | 88.3% | 84.3% |
| Completed high school | 69.7% | 86.8% | 83.0% |
| Completed some college | 42.0% | 58.8% | 59.4% |
| Completed associate degree | 24.6% | 39.0% | 38.5% |
| Completed bachelors | 8.0% | 29.3% | 30.3% |
| Completed masters | 0.0% | 10.5% | 11.5% |
| Completed professional degree | 0.0% | 3.0% | 3.3% |
| Completed doctorate | 0.0% | 1.3% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in South Windham. Using the proficiency score averages, the average test scores for South Windham, ME schools is n/a. The average student to teacher ratio is n/a. In South Windham, ME, an average of 72.7% of students have completed 8th grade and an average of 69.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Falmouth, ME | 1,877 | 75% | 55.9% |
| Yarmouth, ME | 5,752 | 74% | 53.5% |
| Cumberland Center, ME | 2,944 | 72% | 49.7% |
| Scarborough, ME | 5,268 | 65% | 35.1% |
| Gorham, ME | 7,322 | 57% | 19.2% |
| South Windham, ME | 1,022 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Kersey, PA | 1,022 | 67% | 39.6% |
| Von Ormy, TX | 1,022 | 34% | 29.4% |
| Otterbein, IN | 1,023 | 57% | 18.8% |
| Ipswich, SD | 1,021 | 62% | 28.4% |
| Monte Rio, CA | 1,023 | 45% | 6.3% |
| South Windham, ME | 1,022 | n/a |
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