| Index | Gallaway | 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 | Gallaway | Tennessee | National |
| Completed 8th grade | 65.7% | 82.0% | 84.3% |
| Completed high school | 63.3% | 79.9% | 83.0% |
| Completed some college | 28.2% | 53.2% | 59.4% |
| Completed associate degree | 14.0% | 32.2% | 38.5% |
| Completed bachelors | 12.1% | 25.4% | 30.3% |
| Completed masters | 7.2% | 9.3% | 11.5% |
| Completed professional degree | 0.5% | 2.8% | 3.3% |
| Completed doctorate | 0.5% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Gallaway. Using the proficiency score averages, the average test scores for Gallaway, TN schools is n/a. The average student to teacher ratio is n/a. In Gallaway, TN, an average of 65.7% of students have completed 8th grade and an average of 63.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lakeland, TN | 12,644 | 70% | 46.4% |
| Atoka, TN | 9,407 | 66% | 37.5% |
| Bartlett, TN | 59,252 | 48% | 0.2% |
| Arlington, TN | 11,715 | 47% | 2.8% |
| Munford, TN | 6,090 | 46% | 4.9% |
| Gallaway, TN | 720 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Ethridge, TN | 720 | 42% | 12.5% |
| Butler, KY | 720 | 47% | 1.6% |
| Shoals, IN | 720 | 39% | 19.1% |
| Thrall, TX | 720 | 59% | 23.3% |
| Walnut Grove, MN | 719 | 60% | 24.0% |
| Gallaway, TN | 720 | n/a |
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