| Index | Girdletree | Maryland | National |
| Average Test Scores | n/a | 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 | Girdletree | Maryland | National |
| Completed 8th grade | 78.4% | 87.5% | 84.3% |
| Completed high school | 78.4% | 86.5% | 83.0% |
| Completed some college | 8.1% | 64.2% | 59.4% |
| Completed associate degree | 8.1% | 44.8% | 38.5% |
| Completed bachelors | 8.1% | 38.4% | 30.3% |
| Completed masters | 0.0% | 17.7% | 11.5% |
| Completed professional degree | 0.0% | 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 Girdletree. Using the proficiency score averages, the average test scores for Girdletree, MD schools is n/a. The average student to teacher ratio is n/a. In Girdletree, MD, an average of 78.4% of students have completed 8th grade and an average of 78.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Chincoteague, VA | 2,943 | 87% | 81.3% |
| Oak Hall, VA | 72 | 78% | 62.0% |
| Pocomoke City, MD | 4,190 | 59% | 23.6% |
| Snow Hill, MD | 2,284 | 46% | 4.2% |
| Girdletree, MD | 119 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Theodosia, MO | 119 | 23% | 53.1% |
| West Elkton, OH | 120 | 62% | 28.1% |
| Pomaria, SC | 120 | 50% | 3.1% |
| New Cambria, MO | 118 | 44% | 8.9% |
| Long Island, KS | 118 | 20% | 58.3% |
| Girdletree, MD | 119 | n/a |