| Index | San Mateo | 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 | San Mateo | New Mexico | National |
| Completed 8th grade | 97.3% | 81.4% | 84.3% |
| Completed high school | 97.3% | 80.0% | 83.0% |
| Completed some college | 79.7% | 58.2% | 59.4% |
| Completed associate degree | 70.1% | 34.7% | 38.5% |
| Completed bachelors | 66.4% | 26.7% | 30.3% |
| Completed masters | 24.3% | 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 San Mateo. Using the proficiency score averages, the average test scores for San Mateo, NM schools is n/a. The average student to teacher ratio is n/a. In San Mateo, NM, an average of 97.3% of students have completed 8th grade and an average of 97.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Milan, NM | 3,745 | 32% | 34.4% |
| Seboyeta, NM | 177 | 20% | 58.3% |
| Grants, NM | 9,333 | 18% | 62.2% |
| San Mateo, NM | 200 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Caledonia, IL | 200 | 27% | 43.8% |
| Laurel, IA | 200 | 80% | 66.7% |
| Yolo, CA | 200 | 5% | 89.6% |
| Canadian, OK | 200 | 26% | 45.8% |
| Russian Mission, AK | 200 | 5% | 89.6% |
| San Mateo, NM | 200 | n/a |