| Index | Knollwood | Texas | National |
| Average Test Scores | n/a | 47% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 7,418 | 79,221 |
| Total private schools | n/a | 1,267 | 24,874 |
| Total post-secondary schools | n/a | 463 | 7,963 |

| Index | Knollwood | Texas | National |
| Completed 8th grade | 89.7% | 79.3% | 84.3% |
| Completed high school | 89.4% | 77.8% | 83.0% |
| Completed some college | 69.1% | 57.3% | 59.4% |
| Completed associate degree | 41.8% | 34.9% | 38.5% |
| Completed bachelors | 24.8% | 28.1% | 30.3% |
| Completed masters | 6.7% | 9.6% | 11.5% |
| Completed professional degree | 3.2% | 2.6% | 3.3% |
| Completed doctorate | 0.7% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Knollwood. Using the proficiency score averages, the average test scores for Knollwood, TX schools is n/a. The average student to teacher ratio is n/a. In Knollwood, TX, an average of 89.7% of students have completed 8th grade and an average of 89.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Bells, TX | 1,887 | 61% | 27.4% |
| Savoy, TX | 1,030 | 53% | 10.9% |
| Pottsboro, TX | 2,486 | 52% | 8.7% |
| Whitewright, TX | 1,657 | 51% | 6.6% |
| Sadler, TX | 501 | 51% | 6.3% |
| Knollwood, TX | 417 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Corning, OH | 417 | 54% | 11.5% |
| Malone, TX | 417 | 37% | 22.9% |
| Argyle, NY | 417 | 55% | 13.5% |
| Point Arena, CA | 417 | 28% | 41.3% |
| Uriah, AL | 416 | 39% | 18.8% |
| Knollwood, TX | 417 | n/a |