| Index | Grimsley | 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 | Grimsley | Tennessee | National |
| Completed 8th grade | 58.8% | 82.0% | 84.3% |
| Completed high school | 53.6% | 79.9% | 83.0% |
| Completed some college | 21.9% | 53.2% | 59.4% |
| Completed associate degree | 3.8% | 32.2% | 38.5% |
| Completed bachelors | 3.8% | 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 Grimsley. Using the proficiency score averages, the average test scores for Grimsley, TN schools is 35%. The average student to teacher ratio is n/a. In Grimsley, TN, an average of 58.8% of students have completed 8th grade and an average of 53.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Allardt, TN | 1,020 | 49% | 1.0% |
| Clarkrange, TN | 823 | 37% | 22.9% |
| Jamestown, TN | 2,214 | 30% | 37.5% |
| Monterey, TN | 2,927 | 30% | 37.5% |
| Grimsley, TN | 1,004 | 35% | 27.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Caldwell, KS | 1,004 | 30% | 38.0% |
| Pound, VA | 1,005 | 94% | 94.8% |
| Clarkton, NC | 1,005 | 39% | 18.8% |
| Moulton, TX | 1,003 | 55% | 14.1% |
| Gadsden, SC | 1,003 | 35% | 28.1% |
| Grimsley, TN | 1,004 | 35% | 27.1% |