| Index | Union | Louisiana | National |
| Average Test Scores | n/a | 66% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 1,334 | 79,221 |
| Total private schools | n/a | 395 | 24,874 |
| Total post-secondary schools | n/a | 175 | 7,963 |
| Index | Union | Louisiana | National |
| Completed 8th grade | 68.3% | 80.2% | 84.3% |
| Completed high school | 63.7% | 78.5% | 83.0% |
| Completed some college | 37.7% | 49.9% | 59.4% |
| Completed associate degree | 14.8% | 28.6% | 38.5% |
| Completed bachelors | 10.0% | 23.0% | 30.3% |
| Completed masters | 0.9% | 7.9% | 11.5% |
| Completed professional degree | 0.9% | 2.6% | 3.3% |
| Completed doctorate | 0.0% | 1.0% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Union. Using the proficiency score averages, the average test scores for Union, LA schools is n/a. The average student to teacher ratio is n/a. In Union, LA, an average of 68.3% of students have completed 8th grade and an average of 63.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| South Vacherie, LA | 3,240 | 82% | 70.8% |
| Paulina, LA | 1,761 | 82% | 70.8% |
| St. James, LA | 596 | 81% | 67.7% |
| French Settlement, LA | 960 | 79% | 65.1% |
| Sorrento, LA | 1,567 | 79% | 64.6% |
| Union, LA | 692 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Camden, MI | 692 | 38% | 21.4% |
| Stewartsville, MO | 692 | 55% | 14.6% |
| West Winfield, NY | 692 | 54% | 12.8% |
| Verona, MO | 691 | 31% | 35.9% |
| Hannibal, NY | 693 | 47% | 2.4% |
| Union, LA | 692 | n/a |
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