| Index | Umatilla | Oregon | National |
| Average Test Scores | 27% | 46% | 48% |
| Student/Teacher ratio | 17:1 | 20:1 | 16:1 |
| Total public schools | 3 | 1,097 | 79,221 |
| Total private schools | n/a | 361 | 24,874 |
| Total post-secondary schools | n/a | 89 | 7,963 |
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| Index | Umatilla | Oregon | National |
| Completed 8th grade | 62.2% | 86.3% | 84.3% |
| Completed high school | 58.2% | 85.4% | 83.0% |
| Completed some college | 39.7% | 66.1% | 59.4% |
| Completed associate degree | 12.2% | 39.9% | 38.5% |
| Completed bachelors | 6.2% | 31.4% | 30.3% |
| Completed masters | 1.6% | 11.9% | 11.5% |
| Completed professional degree | 0.8% | 3.6% | 3.3% |
| Completed doctorate | 0.6% | 1.5% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Umatilla. Using the proficiency score averages, the average test scores for Umatilla, OR schools is 27%. The average student to teacher ratio is 17:1. In Umatilla, OR, an average of 62.2% of students have completed 8th grade and an average of 58.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Echo, OR | 577 | 60% | 24.0% |
| Hermiston, OR | 17,512 | 51% | 5.5% |
| Stanfield, OR | 2,521 | 40% | 17.7% |
| Irrigon, OR | 1,904 | 34% | 29.7% |
| Umatilla, OR | 7,215 | 27% | 44.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Dunellen, NJ | 7,215 | 43% | 10.1% |
| Riverdale Park, MD | 7,216 | 32% | 34.4% |
| Neptune Beach, FL | 7,214 | 70% | 46.4% |
| Lago Vista, TX | 7,212 | 60% | 25.5% |
| Seward, NE | 7,210 | 71% | 47.6% |
| Umatilla, OR | 7,215 | 27% | 44.4% |
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