| Index | Deal Island | Maryland | National |
| Average Test Scores | 40% | 40% | 48% |
| Student/Teacher ratio | n/a | 16:1 | 16:1 |
| Total public schools | n/a | 1,163 | 79,221 |
| Total private schools | n/a | 674 | 24,874 |
| Total post-secondary schools | n/a | 112 | 7,963 |
| Index | Deal Island | Maryland | National |
| Completed 8th grade | 84.6% | 87.5% | 84.3% |
| Completed high school | 84.6% | 86.5% | 83.0% |
| Completed some college | 38.5% | 64.2% | 59.4% |
| Completed associate degree | 20.7% | 44.8% | 38.5% |
| Completed bachelors | 16.8% | 38.4% | 30.3% |
| Completed masters | 3.9% | 17.7% | 11.5% |
| Completed professional degree | 1.6% | 5.5% | 3.3% |
| Completed doctorate | 0.0% | 2.5% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Deal Island. Using the proficiency score averages, the average test scores for Deal Island, MD schools is 40%. The average student to teacher ratio is n/a. In Deal Island, MD, an average of 84.6% of students have completed 8th grade and an average of 84.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Crisfield, MD | 2,572 | 35% | 26.6% |
| Princess Anne, MD | 3,525 | 27% | 44.3% |
| Deal Island, MD | 316 | 40% | 16.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Dix, NE | 316 | 84% | 74.0% |
| Otis, KS | 316 | 42% | 12.5% |
| Rattan, OK | 316 | 31% | 34.7% |
| College Station, AR | 316 | 22% | 54.2% |
| Campton, KY | 316 | 38% | 20.1% |
| Deal Island, MD | 316 | 40% | 16.7% |
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