| Index | Foss | Oklahoma | National |
| Average Test Scores | n/a | 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 | Foss | Oklahoma | National |
| Completed 8th grade | 78.9% | 83.5% | 84.3% |
| Completed high school | 78.3% | 82.2% | 83.0% |
| Completed some college | 41.6% | 55.6% | 59.4% |
| Completed associate degree | 22.3% | 31.9% | 38.5% |
| Completed bachelors | 15.7% | 24.5% | 30.3% |
| Completed masters | 4.8% | 8.1% | 11.5% |
| Completed professional degree | 2.4% | 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 Foss. Using the proficiency score averages, the average test scores for Foss, OK schools is n/a. The average student to teacher ratio is n/a. In Foss, OK, an average of 78.9% of students have completed 8th grade and an average of 78.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Hammon, OK | 499 | 50% | 3.6% |
| Arapaho, OK | 953 | 40% | 16.7% |
| Canute, OK | 507 | 40% | 17.2% |
| New Cordell, OK | 2,753 | 33% | 30.9% |
| Elk City, OK | 11,544 | 32% | 33.9% |
| Foss, OK | 163 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Dell City, TX | 163 | 20% | 58.3% |
| Westby, MT | 163 | 50% | 4.2% |
| Yoder, KS | 163 | 30% | 37.5% |
| Aquilla, TX | 163 | 60% | 24.0% |
| Valentine, TX | 164 | 60% | 25.0% |
| Foss, OK | 163 | n/a |
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