Keesler Federal Mississippi Gulf Coast Marathon

Celebrate the 10th Anniversary of the Keesler Federal Mississippi Gulf Coast Marathon on December 13th-14th, 2025, in Biloxi, Harrison. This coastal running festival offers races for all ages and abilities, set against the stunning backdrop of Biloxi's beaches. Enjoy a weekend filled with events like the Chevron Kids Marathon, Hippie Fish 5K, and the unique Fly Llama Grand Slam Beer Mile. Participate in the Full and Half Marathons on Sunday along the picturesque coastline. Complete the Double Down challenge by running the 5K on Saturday and a Sunday race to earn a special medal. Don't miss the Finish Festival at Keesler Federal Park, featuring food, beer, and the thrill of watching runners achieve their goals.