| Index | Fort Sumner | New Mexico | National |
| Average Test Scores | 40% | 27% | 48% |
| Student/Teacher ratio | 12:1 | 15:1 | 16:1 |
| Total public schools | 3 | 667 | 79,221 |
| Total private schools | n/a | 163 | 24,874 |
| Total post-secondary schools | n/a | 55 | 7,963 |
| Index | Fort Sumner | New Mexico | National |
| Completed 8th grade | 77.3% | 81.4% | 84.3% |
| Completed high school | 77.3% | 80.0% | 83.0% |
| Completed some college | 39.3% | 58.2% | 59.4% |
| Completed associate degree | 5.1% | 34.7% | 38.5% |
| Completed bachelors | 1.4% | 26.7% | 30.3% |
| Completed masters | 0.9% | 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 3 public schools, n/a private schools and n/a post-secondary schools in Fort Sumner. Using the proficiency score averages, the average test scores for Fort Sumner, NM schools is 40%. The average student to teacher ratio is 12:1. In Fort Sumner, NM, an average of 77.3% of students have completed 8th grade and an average of 77.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Fort Sumner, NM | 1,301 | 40% | 16.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Guthrie, KY | 1,301 | 61% | 26.0% |
| Plains, KS | 1,301 | 32% | 33.3% |
| Paisley, FL | 1,301 | 49% | 1.0% |
| Barneveld, WI | 1,300 | 60% | 24.0% |
| Labadieville, LA | 1,302 | 58% | 20.3% |
| Fort Sumner, NM | 1,301 | 40% | 16.0% |
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