| Index | Capitol Heights | Maryland | National |
| Average Test Scores | 24% | 40% | 48% |
| Student/Teacher ratio | 15:1 | 16:1 | 16:1 |
| Total public schools | 12 | 1,163 | 79,221 |
| Total private schools | 3 | 674 | 24,874 |
| Total post-secondary schools | n/a | 112 | 7,963 |


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| Index | Capitol Heights | Maryland | National |
| Completed 8th grade | 78.0% | 87.5% | 84.3% |
| Completed high school | 76.9% | 86.5% | 83.0% |
| Completed some college | 47.2% | 64.2% | 59.4% |
| Completed associate degree | 22.0% | 44.8% | 38.5% |
| Completed bachelors | 18.0% | 38.4% | 30.3% |
| Completed masters | 6.3% | 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 12 public schools, 3 private schools and n/a post-secondary schools in Capitol Heights. Using the proficiency score averages, the average test scores for Capitol Heights, MD schools is 24%. The average student to teacher ratio is 15:1. In Capitol Heights, MD, an average of 78.0% of students have completed 8th grade and an average of 76.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Rose Hill, VA | 22,707 | 85% | 76.0% |
| Arlington, VA | 244,812 | 83% | 72.5% |
| Springfield, VA | 33,971 | 82% | 71.2% |
| Falls Church, VA | 14,736 | 78% | 63.2% |
| Bethesda, MD | 66,466 | 77% | 60.6% |
| Capitol Heights, MD | 4,609 | 24% | 49.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Viroqua, WI | 4,610 | 46% | 5.0% |
| Wahoo, NE | 4,610 | 62% | 29.5% |
| Buhl, ID | 4,608 | 35% | 27.8% |
| East Petersburg, PA | 4,608 | 54% | 11.5% |
| Amite City, LA | 4,608 | 40% | 17.7% |
| Capitol Heights, MD | 4,609 | 24% | 49.3% |