Mark your calendar for the Grandma's Marathon on Jun 20, 2026, USA's 2026 running calendar wouldn't be complete without it, with the action centred in Duluth, Minnesota, USA. The course is point-to-point, running along the impressive north shore of Lake Superior from Two Harbors to Duluth, Minnesota. First run in 1977, Grandma's is one of the largest and most established marathons in the U.S., named after the original sponsor restaurant.
🏃 Why Run This Race
- Flat, fast course ideal for chasing a personal best (PR)
- Boston Marathon qualifier-friendly course with proven BQ times
- True point-to-point course from start to finish
- Well-organised aid stations and on-course support throughout
- Welcoming local running community in Duluth, Minnesota
🏁 Race Distances & Events
- Marathon (26.2 miles / 42.2 km)
🗺️ Course Highlights
- The fast, mostly flat course and cool June temperatures attract many Boston hopefuls.
📅 Event Details
- Date: Jun 20, 2026
- Location: Duluth, Minnesota, USA
- Available distances: Marathon (26.2 miles / 42.2 km)
💡 Runner Tips
- Prepare for warm conditions, hydrate well and consider electrolyte supplements
- Set realistic pace targets, this course is ideal for negative splits
Whether you're chasing a personal best, ticking off your first marathon, or simply enjoying the running community, the Grandma's Marathon delivers an unforgettable race day. Register early, entries for popular distances fill quickly. Secure your spot at one of USA's premier 2026 running events today.