| Index | Ellensburg | Washington | National |
| Average Test Scores | 51% | 54% | 48% |
| Student/Teacher ratio | 20:1 | 20:1 | 16:1 |
| Total public schools | 8 | 1,991 | 79,221 |
| Total private schools | 1 | 548 | 24,874 |
| Total post-secondary schools | 1 | 147 | 7,963 |
| Index | Ellensburg | Washington | National |
| Completed 8th grade | 86.5% | 87.5% | 84.3% |
| Completed high school | 85.2% | 86.6% | 83.0% |
| Completed some college | 73.2% | 67.7% | 59.4% |
| Completed associate degree | 50.3% | 43.3% | 38.5% |
| Completed bachelors | 43.5% | 33.6% | 30.3% |
| Completed masters | 13.6% | 12.3% | 11.5% |
| Completed professional degree | 5.4% | 3.6% | 3.3% |
| Completed doctorate | 3.8% | 1.5% | 1.3% |
There are a total of 8 public schools, 1 private schools and 1 post-secondary schools in Ellensburg. Using the proficiency score averages, the average test scores for Ellensburg, WA schools is 51%. The average student to teacher ratio is 20:1. In Ellensburg, WA, an average of 86.5% of students have completed 8th grade and an average of 85.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Thorp, WA | 109 | 60% | 24.0% |
| Kittitas, WA | 1,342 | 49% | 2.1% |
| Ellensburg, WA | 20,679 | 51% | 7.0% |
| City | Population | Avg. Test Scores | National Avg. |
| East Moline, IL | 20,683 | 24% | 50.9% |
| Universal City, TX | 20,691 | 47% | 1.5% |
| Secaucus, NJ | 20,667 | 55% | 14.8% |
| Palisades Park, NJ | 20,693 | 41% | 15.6% |
| Sidney, OH | 20,698 | 59% | 23.4% |
| Ellensburg, WA | 20,679 | 51% | 7.0% |
Here are the best places to live in Washington
10 best cities to buy a new house in Washington
10 Best cities in Washington for employment
These are the 10 most affordable cities in Washington