| Index | Upper Marlboro | Maryland | National |
| Average Test Scores | 27% | 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 | Upper Marlboro | Maryland | National |
| Completed 8th grade | 95.4% | 87.5% | 84.3% |
| Completed high school | 95.4% | 86.5% | 83.0% |
| Completed some college | 68.6% | 64.2% | 59.4% |
| Completed associate degree | 47.1% | 44.8% | 38.5% |
| Completed bachelors | 41.7% | 38.4% | 30.3% |
| Completed masters | 20.5% | 17.7% | 11.5% |
| Completed professional degree | 3.0% | 5.5% | 3.3% |
| Completed doctorate | 1.4% | 2.5% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Upper Marlboro. Using the proficiency score averages, the average test scores for Upper Marlboro, MD schools is 27%. The average student to teacher ratio is n/a. In Upper Marlboro, MD, an average of 95.4% of students have completed 8th grade and an average of 95.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Owings, MD | 2,483 | 69% | 43.8% |
| Largo, MD | 11,633 | 65% | 35.9% |
| Crofton, MD | 29,482 | 65% | 34.9% |
| Crownsville, MD | 1,473 | 65% | 34.4% |
| Huntingtown, MD | 3,029 | 64% | 33.6% |
| Upper Marlboro, MD | 586 | 27% | 44.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Packwood, IA | 586 | 69% | 44.1% |
| Garfield, WA | 586 | 68% | 40.6% |
| Cherry Valley, NY | 586 | 47% | 2.1% |
| Busby, MT | 586 | 5% | 89.6% |
| Hot Springs, VA | 586 | 83% | 73.4% |
| Upper Marlboro, MD | 586 | 27% | 44.8% |
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