| Index | Lancaster | Texas | National |
| Average Test Scores | 39% | 47% | 48% |
| Student/Teacher ratio | 15:1 | 14:1 | 16:1 |
| Total public schools | 10 | 7,418 | 79,221 |
| Total private schools | 3 | 1,267 | 24,874 |
| Total post-secondary schools | 1 | 463 | 7,963 |
| Index | Lancaster | Texas | National |
| Completed 8th grade | 83.5% | 79.3% | 84.3% |
| Completed high school | 82.8% | 77.8% | 83.0% |
| Completed some college | 58.8% | 57.3% | 59.4% |
| Completed associate degree | 28.0% | 34.9% | 38.5% |
| Completed bachelors | 18.9% | 28.1% | 30.3% |
| Completed masters | 5.1% | 9.6% | 11.5% |
| Completed professional degree | 0.6% | 2.6% | 3.3% |
| Completed doctorate | 0.1% | 1.1% | 1.3% |
There are a total of 10 public schools, 3 private schools and 1 post-secondary schools in Lancaster. Using the proficiency score averages, the average test scores for Lancaster, TX schools is 39%. The average student to teacher ratio is 15:1. In Lancaster, TX, an average of 83.5% of students have completed 8th grade and an average of 82.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Ovilla, TX | 4,010 | 64% | 32.3% |
| Sunnyvale, TX | 6,664 | 62% | 28.4% |
| Palmer, TX | 2,540 | 55% | 15.3% |
| Midlothian, TX | 31,533 | 55% | 13.8% |
| Seagoville, TX | 16,726 | 54% | 11.5% |
| Lancaster, TX | 39,264 | 39% | 18.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Milton, GA | 39,252 | 82% | 71.4% |
| Roy, UT | 39,243 | 32% | 33.1% |
| Annapolis, MD | 39,321 | 37% | 22.2% |
| Northglenn, CO | 39,201 | 31% | 34.4% |
| Germantown, TN | 39,196 | 53% | 10.0% |
| Lancaster, TX | 39,264 | 39% | 18.1% |
Here are the best places to live in Texas
Check out the 10 most dangerous cities in Texas
These are the largest cities in Texas
See the best places to live in Lancaster