The In-Training for Publix Atlanta Marathon program is a 14-week program during the winter that prepares participants for the Publix Atlanta Marathon. The program is intended for novice, intermediate and advanced runners and walkers (Levels II, III, and IV) with a goal of completing a marathon between 2:45 and 6:00 hours. Training programs are geared toward adult participants 18 and older. The In-Training for Publix Atlanta Half Marathon program is a 12-week program during the winter that prepares participants for the Publix Atlanta Half Marathon. The program is intended for runners and walkers of all abilities from beginners to advanced (Levels I, II, III, and IV) with a goal of completing a half marathon between 1:15 and 3:30 hours. Training programs are geared toward adult participants 18 and older.