| Index | Cadiz | Kentucky | National |
| Average Test Scores | 49% | 48% | 48% |
| Student/Teacher ratio | 15:1 | 16:1 | 16:1 |
| Total public schools | 3 | 1,157 | 79,221 |
| Total private schools | n/a | 298 | 24,874 |
| Total post-secondary schools | n/a | 130 | 7,963 |
| Index | Cadiz | Kentucky | National |
| Completed 8th grade | 74.1% | 81.0% | 84.3% |
| Completed high school | 72.1% | 77.8% | 83.0% |
| Completed some college | 50.2% | 51.3% | 59.4% |
| Completed associate degree | 25.7% | 30.5% | 38.5% |
| Completed bachelors | 17.6% | 22.7% | 30.3% |
| Completed masters | 6.6% | 9.3% | 11.5% |
| Completed professional degree | 0.3% | 2.6% | 3.3% |
| Completed doctorate | 0.0% | 0.9% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Cadiz. Using the proficiency score averages, the average test scores for Cadiz, KY schools is 49%. The average student to teacher ratio is 15:1. In Cadiz, KY, an average of 74.1% of students have completed 8th grade and an average of 72.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Eddyville, KY | 2,556 | 57% | 18.1% |
| Cadiz, KY | 2,668 | 49% | 1.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Inez, TX | 2,668 | 67% | 39.6% |
| Federalsburg, MD | 2,668 | 37% | 23.6% |
| Cambridge Springs, PA | 2,667 | 46% | 5.2% |
| Rogers City, MI | 2,669 | 43% | 9.9% |
| Verona, PA | 2,669 | 62% | 29.2% |
| Cadiz, KY | 2,668 | 49% | 1.7% |
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