| Index | Fairfield | Texas | National |
| Average Test Scores | 51% | 47% | 48% |
| Student/Teacher ratio | 15:1 | 14:1 | 16:1 |
| Total public schools | 4 | 7,418 | 79,221 |
| Total private schools | n/a | 1,267 | 24,874 |
| Total post-secondary schools | n/a | 463 | 7,963 |

| Index | Fairfield | Texas | National |
| Completed 8th grade | 80.5% | 79.3% | 84.3% |
| Completed high school | 78.8% | 77.8% | 83.0% |
| Completed some college | 52.9% | 57.3% | 59.4% |
| Completed associate degree | 28.2% | 34.9% | 38.5% |
| Completed bachelors | 12.8% | 28.1% | 30.3% |
| Completed masters | 4.2% | 9.6% | 11.5% |
| Completed professional degree | 0.7% | 2.6% | 3.3% |
| Completed doctorate | 0.4% | 1.1% | 1.3% |
There are a total of 4 public schools, n/a private schools and n/a post-secondary schools in Fairfield. Using the proficiency score averages, the average test scores for Fairfield, TX schools is 51%. The average student to teacher ratio is 15:1. In Fairfield, TX, an average of 80.5% of students have completed 8th grade and an average of 78.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Teague, TX | 3,634 | 51% | 5.5% |
| Fairfield, TX | 2,961 | 51% | 6.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Galena, KS | 2,962 | 23% | 52.1% |
| St. Helen, MI | 2,960 | 31% | 35.4% |
| Grifton, NC | 2,960 | 26% | 46.9% |
| Butler, IN | 2,958 | 42% | 12.0% |
| Lanai City, HI | 2,958 | 28% | 42.7% |
| Fairfield, TX | 2,961 | 51% | 6.6% |