| Index | Lake Arthur | New Mexico | National |
| Average Test Scores | n/a | 27% | 48% |
| Student/Teacher ratio | n/a | 15:1 | 16:1 |
| Total public schools | n/a | 667 | 79,221 |
| Total private schools | n/a | 163 | 24,874 |
| Total post-secondary schools | n/a | 55 | 7,963 |
| Index | Lake Arthur | New Mexico | National |
| Completed 8th grade | 64.9% | 81.4% | 84.3% |
| Completed high school | 59.5% | 80.0% | 83.0% |
| Completed some college | 29.4% | 58.2% | 59.4% |
| Completed associate degree | 14.1% | 34.7% | 38.5% |
| Completed bachelors | 11.8% | 26.7% | 30.3% |
| Completed masters | 4.2% | 11.6% | 11.5% |
| Completed professional degree | 0.0% | 3.4% | 3.3% |
| Completed doctorate | 0.0% | 1.8% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Lake Arthur. Using the proficiency score averages, the average test scores for Lake Arthur, NM schools is n/a. The average student to teacher ratio is n/a. In Lake Arthur, NM, an average of 64.9% of students have completed 8th grade and an average of 59.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Artesia, NM | 12,463 | 37% | 23.2% |
| Dexter, NM | 1,061 | 20% | 58.3% |
| Lake Arthur, NM | 403 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Argyle, NY | 403 | 55% | 13.5% |
| Shidler, OK | 404 | 35% | 27.1% |
| Harrod, OH | 402 | 73% | 52.8% |
| Earlsboro, OK | 402 | 19% | 60.9% |
| Lynnville, TN | 404 | 40% | 16.1% |
| Lake Arthur, NM | 403 | n/a |
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