| Index | Chelsea | Oklahoma | National |
| Average Test Scores | 25% | 32% | 48% |
| Student/Teacher ratio | 25:1 | 22:1 | 16:1 |
| Total public schools | 4 | 1,346 | 79,221 |
| Total private schools | n/a | 159 | 24,874 |
| Total post-secondary schools | n/a | 178 | 7,963 |
| Index | Chelsea | Oklahoma | National |
| Completed 8th grade | 76.6% | 83.5% | 84.3% |
| Completed high school | 74.4% | 82.2% | 83.0% |
| Completed some college | 35.7% | 55.6% | 59.4% |
| Completed associate degree | 15.5% | 31.9% | 38.5% |
| Completed bachelors | 8.1% | 24.5% | 30.3% |
| Completed masters | 2.8% | 8.1% | 11.5% |
| Completed professional degree | 0.4% | 2.3% | 3.3% |
| Completed doctorate | 0.2% | 1.0% | 1.3% |
There are a total of 4 public schools, n/a private schools and n/a post-secondary schools in Chelsea. Using the proficiency score averages, the average test scores for Chelsea, OK schools is 25%. The average student to teacher ratio is 25:1. In Chelsea, OK, an average of 76.6% of students have completed 8th grade and an average of 74.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Adair, OK | 669 | 45% | 6.6% |
| Nowata, OK | 3,673 | 31% | 36.5% |
| Foyil, OK | 439 | 21% | 56.9% |
| Chelsea, OK | 2,158 | 25% | 48.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Vernonia, OR | 2,158 | 31% | 36.5% |
| Colquitt, GA | 2,158 | 32% | 32.6% |
| Carterville, MO | 2,157 | 60% | 24.0% |
| Adams, WI | 2,159 | 26% | 45.1% |
| New Ellenton, SC | 2,159 | 33% | 30.7% |
| Chelsea, OK | 2,158 | 25% | 48.6% |
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