| Index | Marlow Heights | 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 | Marlow Heights | Maryland | National |
| Completed 8th grade | 86.6% | 87.5% | 84.3% |
| Completed high school | 86.0% | 86.5% | 83.0% |
| Completed some college | 52.9% | 64.2% | 59.4% |
| Completed associate degree | 23.1% | 44.8% | 38.5% |
| Completed bachelors | 13.1% | 38.4% | 30.3% |
| Completed masters | 5.3% | 17.7% | 11.5% |
| Completed professional degree | 2.7% | 5.5% | 3.3% |
| Completed doctorate | 1.7% | 2.5% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Marlow Heights. Using the proficiency score averages, the average test scores for Marlow Heights, MD schools is n/a. The average student to teacher ratio is n/a. In Marlow Heights, MD, an average of 86.6% of students have completed 8th grade and an average of 86.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| McLean, VA | 48,566 | 95% | 97.1% |
| Rose Hill, VA | 21,846 | 85% | 76.0% |
| Lorton, VA | 20,924 | 84% | 75.0% |
| Arlington, VA | 236,434 | 83% | 72.5% |
| Springfield, VA | 32,960 | 82% | 71.2% |
| Marlow Heights, MD | 5,872 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Snowflake, AZ | 5,873 | 50% | 3.6% |
| High Springs, FL | 5,875 | 66% | 36.5% |
| International Falls, MN | 5,876 | 59% | 22.9% |
| Jamesburg, NJ | 5,876 | 45% | 6.3% |
| Clearfield, PA | 5,878 | 50% | 4.7% |
| Marlow Heights, MD | 5,872 | n/a |
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