| 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 | 3,665 | 32% | 34.4% |
| Seboyeta, NM | 173 | 20% | 58.3% |
| Grants, NM | 8,987 | 18% | 62.2% |
| San Mateo, NM | 195 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Deer Creek, MN | 195 | 50% | 4.2% |
| Plaza, ND | 195 | 58% | 19.8% |
| Caledonia, IL | 195 | 27% | 43.8% |
| Emerson, AR | 195 | 57% | 18.8% |
| Big Bend, CA | 195 | 50% | 4.2% |
| San Mateo, NM | 195 | n/a |
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