campus being the flagship campus for Jacksonville State, it offers large educational facilities, university housing and residence, on-campus dining, student centers, Greek housing, athletic facilities, student health and wellness facilities, administration offices, study centers, an international housing program, and an on-campus bookstore. The majority of students who study at Jacksonville State attend courses here.
=== Little River Canyon Center campus ===
The Little River Canyon Center campus opened to the public in 2009, and is a Jacksonville State University building located in Fort Payne, Alabama that adjoins the Little River Canyon National Preserve. A portion is leased to the National Park Service and the staff of the Little River Canyon National Preserve with a facility that features a Grand Hall, HD movie theater, gift shop, natural history library, exhibits, classrooms, back deck, outdoor amphitheater and trails for both education and adventure.
=== McClellan campus ===
The Jacksonville State University …