Academic Building A is the newest addition to the GHS campus. The building encompasses the Art Lab, Marketing Lab, Audio/Video Lab, and Photography Dark Room.
The Student Activity Center contains locker rooms and coaches' offices for all sports with the exception of basketball, whose locker room is in the Alumni Gym. The SAC also has a full gym used for volleyball matches, a half court on the second floor used for ROTC conditioning sessions, and a full wrestling room. The athletic trainers also have an office and clinic located in this building.
The Advanced Studies Center is home to spaces for many of Gainesville's CTAE pathway classes- Including a Construction Lab, Culinary Arts Lab with an attached kitchen space, Engineering and Mechatronics Lab, 3 Healthcare Labs, 2 Science Labs. The ASC also contains the Work Based Learning program coordinators' offices and classroom space for trainings.
The Performing Arts Center is the stomping ground of Gainesville's drama department.
The theatre has a 391 seat capacity, two dressing rooms, chorus and theatre classroom, scene shop and costume room.
The Hub is the GHS student success center. Students have access to services including a food pantry, clothing closet, washer and dryer and mental health services. The Hub also serves students through dual enrollment classes with local colleges, tutoring service and career services.