| Index | Santa Maria | Texas | National |
| Average Test Scores | 58% | 72% | 49% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 7,418 | 79,235 |
| Total private schools | n/a | 1,267 | 24,875 |
| Total post-secondary schools | n/a | 463 | 7,965 |
| Index | Santa Maria | Texas | National |
| Completed 8th grade | 51.2% | 78.5% | 83.8% |
| Completed high school | 49.0% | 77.0% | 82.4% |
| Completed some college | 30.1% | 56.3% | 58.4% |
| Completed associate degree | 8.1% | 33.7% | 37.2% |
| Completed bachelors | 1.0% | 27.1% | 29.3% |
| Completed masters | 0.0% | 9.1% | 11.0% |
| Completed professional degree | 0.0% | 2.6% | 3.2% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
| City, State | Population | Avg. Test Scores | National Avg. |
| Rangerville, TX | 315 | 80% | 62% |
| Combes, TX | 2,991 | 75% | 52% |
| Primera, TX | 4,138 | 74% | 50% |
| Harlingen, TX | 65,677 | 69% | 41% |
| La Feria, TX | 7,301 | 67% | 37% |
| Santa Maria, TX | 930 | 58% | 18% |
| City, State | Population | Avg. Test Scores | National Avg. |
| Afton, OK | 930 | 68% | 38% |
| Annawan, IL | 930 | 36% | 27% |
| Glenwood, NE | 930 | 90% | 82% |
| Walnut Grove, AL | 930 | 22% | 55% |
| Inkom, ID | 930 | 47% | 4% |
| Santa Maria, TX | 930 | 58% | 18% |