| Index | Lancaster | New York | National |
| Average Test Scores | 65% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 7 | 4,060 | 79,221 |
| Total private schools | 4 | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Lancaster | New York | National |
| Completed 8th grade | 89.2% | 83.5% | 84.3% |
| Completed high school | 88.5% | 82.1% | 83.0% |
| Completed some college | 60.3% | 59.5% | 59.4% |
| Completed associate degree | 38.6% | 43.4% | 38.5% |
| Completed bachelors | 24.3% | 34.7% | 30.3% |
| Completed masters | 9.5% | 15.1% | 11.5% |
| Completed professional degree | 0.7% | 4.2% | 3.3% |
| Completed doctorate | 0.2% | 1.5% | 1.3% |
There are a total of 7 public schools, 4 private schools and n/a post-secondary schools in Lancaster. Using the proficiency score averages, the average test scores for Lancaster, NY schools is 65%. The average student to teacher ratio is n/a. In Lancaster, NY, an average of 89.2% of students have completed 8th grade and an average of 88.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Clarence, NY | 2,238 | 83% | 72.6% |
| Williamsville, NY | 5,194 | 74% | 54.5% |
| East Aurora, NY | 6,172 | 73% | 51.0% |
| Akron, NY | 2,860 | 70% | 45.8% |
| Clarence Center, NY | 3,211 | 70% | 44.8% |
| Lancaster, NY | 10,087 | 65% | 36.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Sleepy Hollow, NY | 10,089 | 70% | 46.2% |
| Harrisonville, MO | 10,084 | 44% | 7.5% |
| Capitola, CA | 10,090 | 57% | 17.7% |
| Vernon, TX | 10,078 | 32% | 33.3% |
| Bernalillo, NM | 10,077 | 20% | 58.9% |
| Lancaster, NY | 10,087 | 65% | 36.3% |
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