| Index | Gadsden | Tennessee | National |
| Average Test Scores | 35% | 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 | Gadsden | Tennessee | National |
| Completed 8th grade | 70.1% | 82.0% | 84.3% |
| Completed high school | 67.1% | 79.9% | 83.0% |
| Completed some college | 29.9% | 53.2% | 59.4% |
| Completed associate degree | 13.7% | 32.2% | 38.5% |
| Completed bachelors | 9.3% | 25.4% | 30.3% |
| Completed masters | 2.2% | 9.3% | 11.5% |
| Completed professional degree | 0.8% | 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 Gadsden. Using the proficiency score averages, the average test scores for Gadsden, TN schools is 35%. The average student to teacher ratio is n/a. In Gadsden, TN, an average of 70.1% of students have completed 8th grade and an average of 67.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Medina, TN | 4,260 | 59% | 23.6% |
| Bells, TN | 2,697 | 47% | 2.1% |
| Milan, TN | 7,642 | 41% | 14.9% |
| Alamo, TN | 2,199 | 40% | 16.7% |
| Maury City, TN | 817 | 35% | 28.1% |
| Gadsden, TN | 490 | 35% | 27.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Silver Creek, NE | 490 | 55% | 14.6% |
| Reserve, NM | 490 | 40% | 16.7% |
| Scotia, CA | 490 | 50% | 3.1% |
| Sadler, TX | 490 | 51% | 6.3% |
| Springdale, UT | 489 | 30% | 37.5% |
| Gadsden, TN | 490 | 35% | 27.1% |
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