| Index | Middletown | Maryland | National |
| Average Test Scores | 69% | 40% | 48% |
| Student/Teacher ratio | 18:1 | 16:1 | 16:1 |
| Total public schools | 3 | 1,163 | 79,221 |
| Total private schools | 2 | 674 | 24,874 |
| Total post-secondary schools | n/a | 112 | 7,963 |
| Index | Middletown | Maryland | National |
| Completed 8th grade | 97.0% | 87.5% | 84.3% |
| Completed high school | 96.8% | 86.5% | 83.0% |
| Completed some college | 82.1% | 64.2% | 59.4% |
| Completed associate degree | 68.2% | 44.8% | 38.5% |
| Completed bachelors | 59.1% | 38.4% | 30.3% |
| Completed masters | 22.3% | 17.7% | 11.5% |
| Completed professional degree | 5.6% | 5.5% | 3.3% |
| Completed doctorate | 2.9% | 2.5% | 1.3% |
There are a total of 3 public schools, 2 private schools and n/a post-secondary schools in Middletown. Using the proficiency score averages, the average test scores for Middletown, MD schools is 69%. The average student to teacher ratio is 18:1. In Middletown, MD, an average of 97.0% of students have completed 8th grade and an average of 96.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lovettsville, VA | 2,447 | 87% | 80.2% |
| Urbana, MD | 12,362 | 79% | 64.6% |
| Linganore, MD | 9,988 | 69% | 43.8% |
| New Market, MD | 1,527 | 64% | 32.6% |
| Monrovia, MD | 1,556 | 61% | 27.1% |
| Middletown, MD | 4,694 | 69% | 44.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Dexter, MI | 4,691 | 68% | 42.4% |
| Christiana, TN | 4,701 | 46% | 3.6% |
| Auburn, IL | 4,701 | 29% | 39.6% |
| Princeton, MN | 4,701 | 54% | 12.7% |
| St. Clair, MO | 4,702 | 42% | 12.2% |
| Middletown, MD | 4,694 | 69% | 44.4% |
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