| Index | Stillwater | Oklahoma | National |
| Average Test Scores | 49% | 32% | 48% |
| Student/Teacher ratio | 17:1 | 22:1 | 16:1 |
| Total public schools | 9 | 1,346 | 79,221 |
| Total private schools | 1 | 159 | 24,874 |
| Total post-secondary schools | 4 | 178 | 7,963 |
| Index | Stillwater | Oklahoma | National |
| Completed 8th grade | 91.7% | 83.5% | 84.3% |
| Completed high school | 91.3% | 82.2% | 83.0% |
| Completed some college | 77.1% | 55.6% | 59.4% |
| Completed associate degree | 54.8% | 31.9% | 38.5% |
| Completed bachelors | 48.4% | 24.5% | 30.3% |
| Completed masters | 23.8% | 8.1% | 11.5% |
| Completed professional degree | 9.8% | 2.3% | 3.3% |
| Completed doctorate | 7.1% | 1.0% | 1.3% |
There are a total of 9 public schools, 1 private schools and 4 post-secondary schools in Stillwater. Using the proficiency score averages, the average test scores for Stillwater, OK schools is 49%. The average student to teacher ratio is 17:1. In Stillwater, OK, an average of 91.7% of students have completed 8th grade and an average of 91.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Morrison, OK | 693 | 38% | 20.8% |
| Perkins, OK | 2,964 | 36% | 24.3% |
| Ripley, OK | 269 | 33% | 31.8% |
| Perry, OK | 4,959 | 30% | 37.5% |
| Coyle, OK | 612 | 25% | 48.4% |
| Stillwater, OK | 50,183 | 49% | 2.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Enid, OK | 50,116 | 39% | 19.6% |
| Plainfield, NJ | 50,252 | 25% | 47.5% |
| Galveston, TX | 50,307 | 42% | 12.7% |
| East Hartford, CT | 50,036 | 35% | 26.5% |
| Maricopa, AZ | 50,358 | 44% | 8.2% |
| Stillwater, OK | 50,183 | 49% | 2.9% |
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