| Index | Union City | Georgia | National |
| Average Test Scores | 33% | 42% | 48% |
| Student/Teacher ratio | 14:1 | 16:1 | 16:1 |
| Total public schools | 2 | 2,164 | 79,221 |
| Total private schools | 1 | 515 | 24,874 |
| Total post-secondary schools | n/a | 192 | 7,963 |
| Index | Union City | Georgia | National |
| Completed 8th grade | 85.3% | 82.3% | 84.3% |
| Completed high school | 82.6% | 81.0% | 83.0% |
| Completed some college | 52.6% | 57.8% | 59.4% |
| Completed associate degree | 28.7% | 36.8% | 38.5% |
| Completed bachelors | 22.5% | 29.4% | 30.3% |
| Completed masters | 6.5% | 11.1% | 11.5% |
| Completed professional degree | 0.3% | 3.2% | 3.3% |
| Completed doctorate | 0.3% | 1.3% | 1.3% |
There are a total of 2 public schools, 1 private schools and n/a post-secondary schools in Union City. Using the proficiency score averages, the average test scores for Union City, GA schools is 33%. The average student to teacher ratio is 14:1. In Union City, GA, an average of 85.3% of students have completed 8th grade and an average of 82.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Peachtree City, GA | 35,844 | 75% | 55.7% |
| Fayetteville, GA | 17,902 | 60% | 24.3% |
| Tyrone, GA | 7,427 | 54% | 12.2% |
| Newnan, GA | 40,227 | 51% | 6.7% |
| Lake City, GA | 2,794 | 45% | 6.3% |
| Union City, GA | 21,976 | 33% | 31.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Port Hueneme, CA | 21,979 | 30% | 37.0% |
| Marina, CA | 21,966 | 27% | 43.4% |
| Ruston, LA | 21,987 | 66% | 37.5% |
| Gardner, KS | 21,936 | 45% | 7.3% |
| East Patchogue, NY | 22,016 | 46% | 4.2% |
| Union City, GA | 21,976 | 33% | 31.3% |
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