| Index | Fairfield | Tennessee | National |
| Average Test Scores | n/a | 35% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | n/a | 1,390 | 79,221 |
| Total private schools | n/a | 430 | 24,874 |
| Total post-secondary schools | n/a | 189 | 7,963 |
| Index | Fairfield | Tennessee | National |
| Completed 8th grade | 75.6% | 82.0% | 84.3% |
| Completed high school | 65.1% | 79.9% | 83.0% |
| Completed some college | 12.8% | 53.2% | 59.4% |
| Completed associate degree | 0.0% | 32.2% | 38.5% |
| Completed bachelors | 0.0% | 25.4% | 30.3% |
| Completed masters | 0.0% | 9.3% | 11.5% |
| Completed professional degree | 0.0% | 2.8% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 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, TN schools is n/a. The average student to teacher ratio is n/a. In Fairfield, TN, an average of 75.6% of students have completed 8th grade and an average of 65.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Cottontown, TN | 356 | 62% | 29.2% |
| Scottsville, KY | 4,489 | 48% | 0.5% |
| Westmoreland, TN | 2,622 | 45% | 5.7% |
| Franklin, KY | 8,909 | 45% | 6.0% |
| Portland, TN | 12,928 | 42% | 12.4% |
| Fairfield, TN | 200 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Lockhart, AL | 200 | 50% | 3.1% |
| Grayling, AK | 200 | 20% | 58.3% |
| Old Mill Creek, IL | 200 | 55% | 14.6% |
| Port Alsworth, AK | 200 | 75% | 56.3% |
| Fredericktown, PA | 200 | 46% | 4.2% |
| Fairfield, TN | 200 | n/a |
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