| Index | Oak Grove | Kentucky | National |
| Average Test Scores | n/a | 48% | 48% |
| Student/Teacher ratio | n/a | 16:1 | 16:1 |
| Total public schools | n/a | 1,157 | 79,221 |
| Total private schools | n/a | 298 | 24,874 |
| Total post-secondary schools | n/a | 130 | 7,963 |

| Index | Oak Grove | Kentucky | National |
| Completed 8th grade | 87.5% | 81.0% | 84.3% |
| Completed high school | 86.3% | 77.8% | 83.0% |
| Completed some college | 62.8% | 51.3% | 59.4% |
| Completed associate degree | 24.1% | 30.5% | 38.5% |
| Completed bachelors | 17.2% | 22.7% | 30.3% |
| Completed masters | 2.6% | 9.3% | 11.5% |
| Completed professional degree | 0.4% | 2.6% | 3.3% |
| Completed doctorate | 0.0% | 0.9% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Oak Grove. Using the proficiency score averages, the average test scores for Oak Grove, KY schools is n/a. The average student to teacher ratio is n/a. In Oak Grove, KY, an average of 87.5% of students have completed 8th grade and an average of 86.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Guthrie, KY | 1,350 | 61% | 26.0% |
| Clarksville, TN | 160,664 | 44% | 7.4% |
| Pembroke, KY | 742 | 44% | 9.4% |
| Elkton, KY | 2,133 | 43% | 11.1% |
| Hopkinsville, KY | 31,974 | 38% | 20.5% |
| Oak Grove, KY | 7,524 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| New Cumberland, PA | 7,524 | 57% | 17.7% |
| Pleasantville, NY | 7,529 | 62% | 29.0% |
| Globe, AZ | 7,530 | 29% | 39.9% |
| Iron Mountain, MI | 7,517 | 41% | 13.8% |
| Nebraska City, NE | 7,516 | 35% | 28.1% |
| Oak Grove, KY | 7,524 | n/a |