Maynardville's Union County High School is a Public School Serving students in Grades 09-12.
98.56% of students at this school are White, non-Hispanic
| Grades Offered | Grades 09-12 |
| Total Students | 834 |
| Student:Teacher ratio | 14:1 |
| Gender % | 48.56 % Male / 51.44 % Female |
| Total Classroom Teachers | 61.50 |
| Student Population at Union County High School by Grade | |
| Magnet School | |
| Charter School | |
| Shared School | |
| Title 1 Eligible |