| Index | Belen | New Mexico | National |
| Average Test Scores | 27% | 27% | 48% |
| Student/Teacher ratio | 16:1 | 15:1 | 16:1 |
| Total public schools | 12 | 667 | 79,221 |
| Total private schools | 1 | 163 | 24,874 |
| Total post-secondary schools | n/a | 55 | 7,963 |
| Index | Belen | New Mexico | National |
| Completed 8th grade | 74.9% | 81.4% | 84.3% |
| Completed high school | 72.4% | 80.0% | 83.0% |
| Completed some college | 45.6% | 58.2% | 59.4% |
| Completed associate degree | 21.2% | 34.7% | 38.5% |
| Completed bachelors | 14.3% | 26.7% | 30.3% |
| Completed masters | 5.7% | 11.6% | 11.5% |
| Completed professional degree | 1.2% | 3.4% | 3.3% |
| Completed doctorate | 1.0% | 1.8% | 1.3% |
There are a total of 12 public schools, 1 private schools and n/a post-secondary schools in Belen. Using the proficiency score averages, the average test scores for Belen, NM schools is 27%. The average student to teacher ratio is 16:1. In Belen, NM, an average of 74.9% of students have completed 8th grade and an average of 72.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Los Lunas, NM | 15,814 | 30% | 37.9% |
| Belen, NM | 7,476 | 27% | 44.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Villa Hills, KY | 7,475 | 59% | 21.9% |
| Greenville, AL | 7,478 | 24% | 49.7% |
| Albertville, MN | 7,483 | 74% | 54.2% |
| Hubbard, OH | 7,466 | 71% | 48.6% |
| Cotati, CA | 7,487 | 33% | 31.3% |
| Belen, NM | 7,476 | 27% | 44.5% |
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