Duncan's James F. Byrnes High School is a Public School Serving students in Grades 09-12.
64.49% of students at this school are White, non-Hispanic
| Grades Offered | Grades 09-12 |
| Total Students | 1670 |
| Student:Teacher ratio | 17:1 |
| Gender % | 51.44 % Male / 48.56 % Female |
| Total Classroom Teachers | 100.30 |
| Student Population at James F. Byrnes High School by Grade | |
| Magnet School | |
| Charter School | |
| Shared School | |
| Title 1 Eligible |