grandmas marathon

Grandma’s Marathon – 2025 Registration & 2024 Results

  Duluth, Minnesota, USA  June 20-21, 2025 Registration Closed Inaugurated in 1977, the Grandma’s Marathon is an annual event held in Duluth, North Minnesota. The event, initially started by a local group of runners, has grown from 150 participants its first year to over 20,000 participants across various races offered during the 2 day event….