| Index | Glenn Dale | Maryland | National |
| Average Test Scores | 31% | 40% | 48% |
| Student/Teacher ratio | 19:1 | 16:1 | 16:1 |
| Total public schools | 1 | 1,163 | 79,221 |
| Total private schools | 1 | 674 | 24,874 |
| Total post-secondary schools | n/a | 112 | 7,963 |

| Index | Glenn Dale | Maryland | National |
| Completed 8th grade | 92.2% | 87.5% | 84.3% |
| Completed high school | 90.7% | 86.5% | 83.0% |
| Completed some college | 77.0% | 64.2% | 59.4% |
| Completed associate degree | 50.7% | 44.8% | 38.5% |
| Completed bachelors | 45.9% | 38.4% | 30.3% |
| Completed masters | 22.0% | 17.7% | 11.5% |
| Completed professional degree | 6.9% | 5.5% | 3.3% |
| Completed doctorate | 3.8% | 2.5% | 1.3% |
There are a total of 1 public schools, 1 private schools and n/a post-secondary schools in Glenn Dale. Using the proficiency score averages, the average test scores for Glenn Dale, MD schools is 31%. The average student to teacher ratio is 19:1. In Glenn Dale, MD, an average of 92.2% of students have completed 8th grade and an average of 90.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Alexandria, VA | 164,023 | 72% | 49.0% |
| Severna Park, MD | 39,770 | 69% | 44.6% |
| Chevy Chase, MD | 3,039 | 69% | 43.0% |
| Brookeville, MD | 156 | 66% | 37.5% |
| Largo, MD | 12,034 | 65% | 35.9% |
| Glenn Dale, MD | 14,245 | 31% | 36.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Lincoln, IL | 14,250 | 42% | 12.4% |
| Highland Park, NJ | 14,239 | 50% | 4.5% |
| King City, CA | 14,253 | 32% | 33.5% |
| Bexley, OH | 14,254 | 84% | 74.4% |
| Harper Woods, MI | 14,258 | 21% | 57.1% |
| Glenn Dale, MD | 14,245 | 31% | 36.5% |