| Index | Hillandale | 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 | Hillandale | Maryland | National |
| Completed 8th grade | 83.7% | 87.5% | 84.3% |
| Completed high school | 83.4% | 86.5% | 83.0% |
| Completed some college | 69.5% | 64.2% | 59.4% |
| Completed associate degree | 56.5% | 44.8% | 38.5% |
| Completed bachelors | 50.4% | 38.4% | 30.3% |
| Completed masters | 27.2% | 17.7% | 11.5% |
| Completed professional degree | 9.5% | 5.5% | 3.3% |
| Completed doctorate | 4.7% | 2.5% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Hillandale. Using the proficiency score averages, the average test scores for Hillandale, MD schools is n/a. The average student to teacher ratio is n/a. In Hillandale, MD, an average of 83.7% of students have completed 8th grade and an average of 83.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| McLean, VA | 48,566 | 95% | 97.1% |
| Arlington, VA | 236,434 | 83% | 72.5% |
| North Potomac, MD | 24,146 | 83% | 71.9% |
| Potomac, MD | 46,256 | 81% | 68.3% |
| Falls Church, VA | 14,309 | 78% | 63.2% |
| Hillandale, MD | 4,737 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Franklin, NJ | 4,737 | 51% | 6.3% |
| Morganville, NJ | 4,738 | 75% | 56.6% |
| Dundee, FL | 4,738 | 48% | 0.7% |
| Harrington Park, NJ | 4,735 | 79% | 63.5% |
| Blue Point, NY | 4,739 | 45% | 6.3% |
| Hillandale, MD | 4,737 | n/a |
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