Heritage 50k & Half-Marathon 2026 — Adrian, MI

Heritage 50K & Half Marathon A Tradition Returns. Bigger. Better. Ready to Make History. The Heritage 50K & Half Marathon is back, and we're bringing new energy to one of Lenawee County's signature endurance events. Whether you're chasing your first half marathon finish or taking on the challenge of 50 kilometers, this event is designed to test your limits while celebrating the endurance community that continues to grow throughout southeast Michigan. Set against the scenic backdrop of Heritage Park, runners will experience well-maintained trails, rolling terrain, supportive volunteers, fully stocked aid stations, and an atmosphere that encourages every participant—from first-time racers to seasoned ultramarathon veterans. This isn't just another race. It's an opportunity to become part of a tradition built on perseverance, community, and the belief that ordinary people are capable of extraordinary things. Half Marathon Perfect for runners looking to challenge themselves on a unique course while enjoying an encouraging race-day experience. 50K Ultramarathon Thirty-one miles of grit, determination, and unforgettable accomplishment. Push your boundaries alongside an incredible community of endurance athletes and discover what you're truly capable of. What to Expect Professionally managed course Fully stocked aid stations Custom finisher medal Premium race shirt Overall awards Friendly volunteers and enthusiastic community support Post-race refreshments and celebration Whether you're racing for a personal best, your first finish line, or simply the adventure, the Heritage 50K & Half Marathon promises a memorable experience from start to finish. Join us as we write the next chapter of the Heritage tradition. Every mile tells a story. Make this year's story yours.