Grandma’s Marathon

All three of the 2027 Grandma's Marathon Weekend races sold out, two of which set an impressive new records.

Grandma’s Marathon registration opens October 1st. Here’s when prices increase for the marathon, half marathon and William A. Irvin 5K.

The Superior Nightmare 5K returns October 24th, with costumes, a contest, family fun and kids racing free.

Grandma’s Marathon is offering 100 runners early registration with a $500 donation to the Young Athletes Foundation.

The 50th Grandma's Marathon is in the books, and now Duluth's $24.5 million London Road project is back underway. New detours and hard closures took effect June 22 — here's what drivers should know before heading out.

Picture this: a sunny day, colorful costumes and thousands of runners crossing the finish line. Grandma's Marathon weekend didn't disappoint!

History was made during the 50th anniversary of Grandma's Marathon! Here's a recap and photos from along the course and at the finish line.

Well over 20,000 people are registered the events of Grandma's Marathon Weekend in Duluth. Here's a snapshot of where they're all from and the impressive age range of this year's participants.

What will the weather be like for the various events in the Duluth area for Grandma's Marathon weekend? Here's an updated event-by-event forecast.

What's the 'average' weather for Grandma's Marathon? What have been the extremes seen for the event? Here's a look at the weather history of race day.

Grandma's Marathon turns 50, and they're pulling out all the stops. A new 300-drone show caps the weekend, plus green-lit landmarks, the expo, spaghetti dinner, and the races you love. Here's your full guide to the celebration in Duluth.

A changing list of impacts on Duluth area roads and parking lots will start on Monday for Grandma's Marathon week.