| Index | Garrison | Kentucky | National |
| Average Test Scores | 40% | 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 | Garrison | Kentucky | National |
| Completed 8th grade | 74.2% | 81.0% | 84.3% |
| Completed high school | 74.2% | 77.8% | 83.0% |
| Completed some college | 31.2% | 51.3% | 59.4% |
| Completed associate degree | 15.4% | 30.5% | 38.5% |
| Completed bachelors | 13.2% | 22.7% | 30.3% |
| Completed masters | 6.5% | 9.3% | 11.5% |
| Completed professional degree | 2.5% | 2.6% | 3.3% |
| Completed doctorate | 2.5% | 0.9% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Garrison. Using the proficiency score averages, the average test scores for Garrison, KY schools is 40%. The average student to teacher ratio is n/a. In Garrison, KY, an average of 74.2% of students have completed 8th grade and an average of 74.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| West Portsmouth, OH | 2,646 | 61% | 27.4% |
| Portsmouth, OH | 20,094 | 53% | 9.7% |
| South Shore, KY | 1,287 | 53% | 9.4% |
| New Boston, OH | 2,657 | 51% | 6.9% |
| Vanceburg, KY | 1,385 | 42% | 11.7% |
| Garrison, KY | 750 | 40% | 17.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Ulm, MT | 750 | 38% | 20.1% |
| Fairmont, NE | 750 | 52% | 8.3% |
| Hickman, CA | 751 | 59% | 22.9% |
| Doerun, GA | 749 | 25% | 49.0% |
| Farina, IL | 749 | 20% | 58.3% |
| Garrison, KY | 750 | 40% | 17.7% |
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