| Index | Dewey | Oklahoma | National |
| Average Test Scores | 27% | 32% | 48% |
| Student/Teacher ratio | 28:1 | 22:1 | 16:1 |
| Total public schools | 3 | 1,346 | 79,221 |
| Total private schools | n/a | 159 | 24,874 |
| Total post-secondary schools | n/a | 178 | 7,963 |
| Index | Dewey | Oklahoma | National |
| Completed 8th grade | 78.5% | 83.5% | 84.3% |
| Completed high school | 76.9% | 82.2% | 83.0% |
| Completed some college | 34.5% | 55.6% | 59.4% |
| Completed associate degree | 12.7% | 31.9% | 38.5% |
| Completed bachelors | 4.6% | 24.5% | 30.3% |
| Completed masters | 2.5% | 8.1% | 11.5% |
| Completed professional degree | 0.0% | 2.3% | 3.3% |
| Completed doctorate | 0.0% | 1.0% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Dewey. Using the proficiency score averages, the average test scores for Dewey, OK schools is 27%. The average student to teacher ratio is 28:1. In Dewey, OK, an average of 78.5% of students have completed 8th grade and an average of 76.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Bartlesville, OK | 36,495 | 36% | 24.8% |
| Ochelata, OK | 577 | 22% | 54.2% |
| Copan, OK | 970 | 21% | 57.3% |
| Dewey, OK | 3,448 | 27% | 43.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Minoa, NY | 3,447 | 37% | 22.9% |
| Middleville, MI | 3,447 | 51% | 6.3% |
| Blissfield, MI | 3,447 | 47% | 3.1% |
| Myrtle Creek, OR | 3,447 | 37% | 22.1% |
| Cape May, NJ | 3,446 | 45% | 5.6% |
| Dewey, OK | 3,448 | 27% | 43.4% |
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