| Index | Lafayette | Tennessee | National |
| Average Test Scores | 35% | 35% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 5 | 1,390 | 79,221 |
| Total private schools | 1 | 430 | 24,874 |
| Total post-secondary schools | n/a | 189 | 7,963 |
| Index | Lafayette | Tennessee | National |
| Completed 8th grade | 63.0% | 82.0% | 84.3% |
| Completed high school | 57.2% | 79.9% | 83.0% |
| Completed some college | 29.3% | 53.2% | 59.4% |
| Completed associate degree | 16.5% | 32.2% | 38.5% |
| Completed bachelors | 10.1% | 25.4% | 30.3% |
| Completed masters | 3.8% | 9.3% | 11.5% |
| Completed professional degree | 1.8% | 2.8% | 3.3% |
| Completed doctorate | 1.8% | 1.2% | 1.3% |
There are a total of 5 public schools, 1 private schools and n/a post-secondary schools in Lafayette. Using the proficiency score averages, the average test scores for Lafayette, TN schools is 35%. The average student to teacher ratio is n/a. In Lafayette, TN, an average of 63.0% of students have completed 8th grade and an average of 57.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Gamaliel, KY | 274 | 82% | 70.8% |
| Hartsville (Trousdale County) , TN | 7,970 | 47% | 1.7% |
| Westmoreland, TN | 2,622 | 45% | 5.7% |
| Red Boiling Springs, TN | 1,785 | 28% | 42.0% |
| Lafayette, TN | 5,239 | 35% | 26.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Odessa, MO | 5,240 | 46% | 4.2% |
| Mocksville, NC | 5,241 | 51% | 7.2% |
| Elverta, CA | 5,235 | 20% | 58.7% |
| North Oaks, MN | 5,244 | 77% | 60.4% |
| Islip Terrace, NY | 5,244 | 64% | 33.3% |
| Lafayette, TN | 5,239 | 35% | 26.8% |
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