| Index | Somerville | Tennessee | National |
| Average Test Scores | 15% | 35% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 5 | 1,390 | 79,221 |
| Total private schools | 2 | 430 | 24,874 |
| Total post-secondary schools | n/a | 189 | 7,963 |
| Index | Somerville | Tennessee | National |
| Completed 8th grade | 70.2% | 82.0% | 84.3% |
| Completed high school | 67.8% | 79.9% | 83.0% |
| Completed some college | 37.4% | 53.2% | 59.4% |
| Completed associate degree | 20.1% | 32.2% | 38.5% |
| Completed bachelors | 19.2% | 25.4% | 30.3% |
| Completed masters | 8.2% | 9.3% | 11.5% |
| Completed professional degree | 2.2% | 2.8% | 3.3% |
| Completed doctorate | 2.2% | 1.2% | 1.3% |
There are a total of 5 public schools, 2 private schools and n/a post-secondary schools in Somerville. Using the proficiency score averages, the average test scores for Somerville, TN schools is 15%. The average student to teacher ratio is n/a. In Somerville, TN, an average of 70.2% of students have completed 8th grade and an average of 67.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Williston, TN | 537 | 30% | 38.5% |
| Oakland, TN | 8,135 | 26% | 46.9% |
| Moscow, TN | 747 | 22% | 54.2% |
| Grand Junction, TN | 388 | 17% | 64.6% |
| Whiteville, TN | 4,482 | 15% | 69.8% |
| Somerville, TN | 3,257 | 15% | 68.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Russell, KY | 3,257 | 64% | 32.3% |
| Berwyn Heights, MD | 3,256 | 36% | 26.0% |
| Attica, IN | 3,256 | 46% | 4.7% |
| Fulton, IL | 3,255 | 34% | 29.5% |
| San Miguel, CA | 3,253 | 48% | 0.7% |
| Somerville, TN | 3,257 | 15% | 68.4% |
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