| Index | Glenarden | Maryland | National |
| Average Test Scores | 16% | 40% | 48% |
| Student/Teacher ratio | 18:1 | 16:1 | 16:1 |
| Total public schools | 2 | 1,163 | 79,221 |
| Total private schools | n/a | 674 | 24,874 |
| Total post-secondary schools | n/a | 112 | 7,963 |
| Index | Glenarden | Maryland | National |
| Completed 8th grade | 87.2% | 87.5% | 84.3% |
| Completed high school | 85.5% | 86.5% | 83.0% |
| Completed some college | 57.5% | 64.2% | 59.4% |
| Completed associate degree | 34.8% | 44.8% | 38.5% |
| Completed bachelors | 28.0% | 38.4% | 30.3% |
| Completed masters | 9.3% | 17.7% | 11.5% |
| Completed professional degree | 1.5% | 5.5% | 3.3% |
| Completed doctorate | 0.6% | 2.5% | 1.3% |
There are a total of 2 public schools, n/a private schools and n/a post-secondary schools in Glenarden. Using the proficiency score averages, the average test scores for Glenarden, MD schools is 16%. The average student to teacher ratio is 18:1. In Glenarden, MD, an average of 87.2% of students have completed 8th grade and an average of 85.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Rose Hill, VA | 21,846 | 85% | 76.0% |
| Arlington, VA | 236,434 | 83% | 72.5% |
| Bethesda, MD | 65,092 | 77% | 60.6% |
| Alexandria, VA | 158,309 | 72% | 49.0% |
| Owings, MD | 2,483 | 69% | 43.8% |
| Glenarden, MD | 6,158 | 16% | 66.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Carlstadt, NJ | 6,158 | 50% | 3.1% |
| Orange City, IA | 6,158 | 87% | 81.8% |
| Larchmont, NY | 6,159 | 76% | 57.3% |
| Gun Barrel City, TX | 6,160 | 67% | 39.6% |
| Oyster Bay, NY | 6,160 | 76% | 58.3% |
| Glenarden, MD | 6,158 | 16% | 66.7% |
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