| Index | Clarksburg | Maryland | National |
| Average Test Scores | 60% | 40% | 48% |
| Student/Teacher ratio | 17:1 | 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 | Clarksburg | Maryland | National |
| Completed 8th grade | 94.0% | 87.5% | 84.3% |
| Completed high school | 93.9% | 86.5% | 83.0% |
| Completed some college | 84.4% | 64.2% | 59.4% |
| Completed associate degree | 69.3% | 44.8% | 38.5% |
| Completed bachelors | 63.1% | 38.4% | 30.3% |
| Completed masters | 31.5% | 17.7% | 11.5% |
| Completed professional degree | 7.9% | 5.5% | 3.3% |
| Completed doctorate | 4.3% | 2.5% | 1.3% |
There are a total of 2 public schools, n/a private schools and n/a post-secondary schools in Clarksburg. Using the proficiency score averages, the average test scores for Clarksburg, MD schools is 60%. The average student to teacher ratio is 17:1. In Clarksburg, MD, an average of 94.0% of students have completed 8th grade and an average of 93.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Belmont, VA | 9,341 | 89% | 85.4% |
| Ashburn, VA | 44,090 | 88% | 84.1% |
| Cascades, VA | 12,132 | 86% | 79.2% |
| North Potomac, MD | 24,146 | 83% | 71.9% |
| Urbana, MD | 12,362 | 79% | 64.6% |
| Clarksburg, MD | 26,234 | 60% | 24.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Galt, CA | 26,235 | 43% | 10.9% |
| Superior, WI | 26,260 | 43% | 10.5% |
| Plainview, NY | 26,267 | 83% | 72.1% |
| Smithtown, NY | 26,197 | 67% | 40.4% |
| Troy, OH | 26,176 | 71% | 48.1% |
| Clarksburg, MD | 26,234 | 60% | 24.7% |
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