| Index | Smithville | Oklahoma | National |
| Average Test Scores | 35% | 32% | 48% |
| Student/Teacher ratio | n/a | 22:1 | 16:1 |
| Total public schools | n/a | 1,346 | 79,221 |
| Total private schools | n/a | 159 | 24,874 |
| Total post-secondary schools | n/a | 178 | 7,963 |
| Index | Smithville | Oklahoma | National |
| Completed 8th grade | 77.6% | 83.5% | 84.3% |
| Completed high school | 77.6% | 82.2% | 83.0% |
| Completed some college | 51.7% | 55.6% | 59.4% |
| Completed associate degree | 22.4% | 31.9% | 38.5% |
| Completed bachelors | 12.1% | 24.5% | 30.3% |
| Completed masters | 0.0% | 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 n/a public schools, n/a private schools and n/a post-secondary schools in Smithville. Using the proficiency score averages, the average test scores for Smithville, OK schools is 35%. The average student to teacher ratio is n/a. In Smithville, OK, an average of 77.6% of students have completed 8th grade and an average of 77.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Cove, AR | 309 | 36% | 26.0% |
| Smithville, OK | 91 | 35% | 27.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Antimony, UT | 91 | 50% | 4.2% |
| Costilla, NM | 91 | 40% | 16.7% |
| Powhattan, KS | 91 | 20% | 58.3% |
| Nondalton, AK | 91 | 50% | 4.2% |
| Chuathbaluk, AK | 92 | 50% | 4.2% |
| Smithville, OK | 91 | 35% | 27.4% |
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