| Index | Welch | Oklahoma | National |
| Average Test Scores | 37% | 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 | Welch | Oklahoma | National |
| Completed 8th grade | 83.4% | 83.5% | 84.3% |
| Completed high school | 82.1% | 82.2% | 83.0% |
| Completed some college | 48.7% | 55.6% | 59.4% |
| Completed associate degree | 29.6% | 31.9% | 38.5% |
| Completed bachelors | 12.8% | 24.5% | 30.3% |
| Completed masters | 2.2% | 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 Welch. Using the proficiency score averages, the average test scores for Welch, OK schools is 37%. The average student to teacher ratio is n/a. In Welch, OK, an average of 83.4% of students have completed 8th grade and an average of 82.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Edna, KS | 362 | 50% | 3.1% |
| Bartlett, KS | 71 | 42% | 12.5% |
| Fairland, OK | 1,187 | 39% | 19.1% |
| Afton, OK | 906 | 34% | 29.9% |
| Miami, OK | 13,176 | 31% | 35.6% |
| Welch, OK | 663 | 37% | 22.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Kiowa, CO | 663 | 42% | 13.2% |
| Canistota, SD | 663 | 66% | 37.2% |
| Kadoka, SD | 664 | 58% | 21.5% |
| Quilcene, WA | 664 | 45% | 7.3% |
| Elgin, ND | 662 | 55% | 14.6% |
| Welch, OK | 663 | 37% | 22.2% |
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