| Index | Valhalla | New York | National |
| Average Test Scores | 56% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 5 | 4,060 | 79,221 |
| Total private schools | 1 | 1,092 | 24,874 |
| Total post-secondary schools | 3 | 483 | 7,963 |
| Index | Valhalla | New York | National |
| Completed 8th grade | 89.3% | 83.5% | 84.3% |
| Completed high school | 86.6% | 82.1% | 83.0% |
| Completed some college | 70.8% | 59.5% | 59.4% |
| Completed associate degree | 53.3% | 43.4% | 38.5% |
| Completed bachelors | 47.5% | 34.7% | 30.3% |
| Completed masters | 22.7% | 15.1% | 11.5% |
| Completed professional degree | 5.1% | 4.2% | 3.3% |
| Completed doctorate | 1.2% | 1.5% | 1.3% |
There are a total of 5 public schools, 1 private schools and 3 post-secondary schools in Valhalla. Using the proficiency score averages, the average test scores for Valhalla, NY schools is 56%. The average student to teacher ratio is n/a. In Valhalla, NY, an average of 89.3% of students have completed 8th grade and an average of 86.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Orangeburg, NY | 4,454 | 98% | 103.1% |
| Bronxville, NY | 6,450 | 88% | 82.3% |
| Scarsdale, NY | 17,890 | 87% | 81.8% |
| Alpine, NJ | 1,459 | 87% | 81.3% |
| Old Greenwich, CT | 6,980 | 87% | 80.2% |
| Valhalla, NY | 3,511 | 56% | 17.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Two Harbors, MN | 3,511 | 62% | 28.1% |
| Gunnison, UT | 3,511 | 39% | 18.8% |
| Robins, IA | 3,510 | 81% | 67.7% |
| Nahant, MA | 3,512 | 50% | 3.1% |
| Mission Hills, CA | 3,509 | 50% | 3.1% |
| Valhalla, NY | 3,511 | 56% | 17.4% |
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