| Index | Fairfield | Washington | National |
| Average Test Scores | n/a | 54% | 48% |
| Student/Teacher ratio | n/a | 20:1 | 16:1 |
| Total public schools | n/a | 1,991 | 79,221 |
| Total private schools | n/a | 548 | 24,874 |
| Total post-secondary schools | n/a | 147 | 7,963 |


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| Index | Fairfield | Washington | National |
| Completed 8th grade | 91.2% | 87.5% | 84.3% |
| Completed high school | 90.7% | 86.6% | 83.0% |
| Completed some college | 58.1% | 67.7% | 59.4% |
| Completed associate degree | 34.6% | 43.3% | 38.5% |
| Completed bachelors | 17.8% | 33.6% | 30.3% |
| Completed masters | 2.3% | 12.3% | 11.5% |
| Completed professional degree | 0.0% | 3.6% | 3.3% |
| Completed doctorate | 0.0% | 1.5% | 1.3% |
There are a total of n/a 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, WA schools is n/a. The average student to teacher ratio is n/a. In Fairfield, WA, an average of 91.2% of students have completed 8th grade and an average of 90.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Spangle, WA | 231 | 66% | 38.0% |
| Rockford, WA | 418 | 61% | 26.7% |
| Rosalia, WA | 648 | 60% | 24.0% |
| Tekoa, WA | 776 | 55% | 14.6% |
| Plummer, ID | 1,006 | 18% | 61.8% |
| Fairfield, WA | 485 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Eskridge, KS | 485 | 30% | 38.5% |
| Crescent City, IL | 485 | 45% | 6.3% |
| Runnells, IA | 485 | 87% | 81.3% |
| Society Hill, SC | 484 | 20% | 59.4% |
| Gustine, TX | 484 | 42% | 12.5% |
| Fairfield, WA | 485 | n/a |