Half Marathons In September 2024. The 21.1km / 13.1 mile half marathon is a popular long distance running event that doesn't need the same level as training that a full marathon does. Join us for the largest september running weekend in the u.s.

Browse all michigan half marathons in 2024 and 2025 by month and by city below. Labor day triple marathon and half marathon winter park, florida also includes: