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2026 Grandma's Marathon Race Weekend

Name: 2026 Grandma's Marathon Race Weekend
Start: 2026-06-19
End: 2026-06-20
Location: Duluth, Minnesota

location_city Duluth

location_on Minnesota

flag United States

calendar_today 19 Jun, 2026 – 20 Jun, 2026

directions_run Running

language Official Website

About the Event

Earn your entry to the 2026 entry to Grandma's Marathon or the Garry Bjorklund Half Marathon by raising funds and awareness for Semper Fi & America's Fund.

Semper Fi & America’s Fund cares for our nation’s critically wounded, ill, and injured service members, veterans, and military families. Supporting all branches of the U.S. Armed Forces, we provide one-on-one case management, connection, and lifetime support.

Today. Tomorrow. Together.

To learn more about Semper Fi & America's Fund please visit thefund.org.

What are the benefits of joining the Semper Fi & America's Fund Team?

Complimentary entry to Grandma's Marathon or Garry Bjorklund Half Marathon
A training shirt, a race day shirt and runner's goodie bag!
An online fundraising link set up by RunSignUp.com that you can send to your donors.
Timely updates from our Race Coordinator.
Prizes for the top fundraisers!
The heartfelt thanks of the injured Marines, Sailors, Airmen and Soldiers you will be supporting!

Races Offered

Great Grandma's Challenge - 5K and Marathon - ($50 team fee plus $1250 fundraising)

Jun 19, 2026

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Distance — Great Grandma's Challenge - 5K and Marathon - ($50 team fee plus $1250 fundraising)

terrain

Type — Road running

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13:00

William A. Irvin 5K ($50 Team Fee plus $500 fundraising)

Jun 19, 2026

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Distance — William A. Irvin 5K ($50 Team Fee plus $500 fundraising)

terrain

Type — Road running

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13:00

Fundraiser Only (already have an entry into the 2026 Grandma's Marathon or Garry Bjorklund Half Marathon)

Jun 20, 2026

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Distance — 26.2 Miles

terrain

Type — Road running

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06:45

Garry Bjorklund Half Marathon ($50 Team Fee plus $750 fundraising)

Jun 20, 2026

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Distance — Garry Bjorklund Half Marathon ($50 Team Fee plus $750 fundraising)

terrain

Type — Road running

timer

06:45

Grandma's Marathon ($50 team fee plus $750 fundraising)

Jun 20, 2026

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Distance — 26.2 Miles

terrain

Type — Road running

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06:45

Weather Overview

These values represent the 3-year monthly averages for June in Duluth.

Temp (°C)

Feels Like (°C)

thermostat 13.2° / 23.2°

wb_sunny 11.0° / 22.0°

Wind (km/h)

Humidity (%)

air 12.4 /

water_drop 71.5%

Temp (°C)

Feels Like (°C)

Wind (km/h)

Humidity (%)

thermostat 13.2° / 23.2°

wb_sunny 11.0° / 22.0°

air 12.4 km/h

water_drop 71.5%

About Duluth

Duluth is a city of about 86,000 people (2018) in northern Minnesota. It is one of the most scenic cities in the Midwest. Duluth has a thriving tourism industry, with antique shops, excellent restaurants, cozy inns, and scenic views of the lake. There is a ski resort inside city limits.