| 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% |
Here are the best places to live in Maryland
Check out the 10 most dangerous cities in Maryland
Check out the 10 safest cities in Maryland
These are the 10 cheapest cities in Maryland