What are the course details and certifications?

The marathon course is USATF-certified with the code MN25002DT. It features a point-to-point route along the scenic shoreline of Lake Superior. Detailed elevation information is available via the official map.

What distances are available for this event?

• →Full Marathon (USATF-certified MN25002DT)
• →Half Marathon (USATF-certified MN25001DT)
• →Virtual Grandma’s Marathon (limited to 350 entries)

How can I connect with the running community?

Runners can join the Participant Facebook Group at Facebook ↗ to connect with others and receive weekly “Ready to Run” emails. Additionally, experienced veterans known as the 2026 Grambassadors offer tips through Grandmasmarathon ↗.

What are the options if registration is full?

• →Charity Partners: Participants can join a Charity Partner via Grandmasmarathon ↗ to fundraise for their entry, with a goal of raising $1 million.
• →Bib Transfers: Transfers can be managed through the Bib Transfer Group on Facebook ↗. All processes must be completed via the Race Roster ↗ FAQ by May 1. Please note that no direct payments should be made to avoid scams.
• →Virtual Race: A limited number of virtual entries (350 total) are available through Race Roster ↗, allowing participants to run on their own schedule anywhere.

Where can I find course maps and visual aids?

• →Full Course Map (PDF): Grandmasmarathon ↗
• →Video Course Tour: YouTube ↗