MO' Cowbell Marathon/Half-Marathon/10K/5K 2026

MO' Cowbell takes place on race morning in historic St. Charles, Missouri, offering a marathon, half marathon, 10K, and 5K on flat, fast courses. The setup is manageable for first-timers and runners aiming for a personal best. A virtual option is available for those unable to run on site. The in-person entry includes a long-sleeve performance shirt, a unique finisher medal, free parking, free downloadable race photos, and packet pickup available over two days. Following the races, the event continues its cowbell theme with a family-friendly party featuring food, music, and post-finish socializing.