Windsor Marathon, Half Marathon, 10K & 5K

Sun October 9, 2022

Welcome to the third annual Windsor Marathon Event

Starting and ending at The Island at Pelican Lakes in Water Valley, with a great after party including a gourmet breakfast, drinks, music and a live band!

There's a distance for everyone with a kids fun run, 5k, 10k, half and full marathon.

A portion of proceeds goes to Realities for Children.

Registration Open



Learn More!

Marathon, Half Marathon, 10K & 5K

The full course covers a variety of terrain including paved trails, road, single track dirt trails, and some golf cart paths as you run through Windsor, along the Poudre River Trail and with views of Longs Peak unlike anywhere else! Find all course profiles and descriptions here. 

Marathon Course Half Marathon Course 10k Course

Video experience of the Windsor Marathon

The race from above


We are proud to announce our 2022 beneficiary for the Windsor Marathon!
Ten percent of all race entry fees will be donated to Realities for Children. This non-profit provides emergency and ongoing support needs of children in Northern Colorado who have been abused, neglected, abandoned, or are at-risk.

Who We Are

The run.Windsor Race Series is locally owned and operated by Colorado native and small business owner, Mandy Mullen. Our event organization brings quality endurance events to Northern Colorado. We’re passionate about providing unique experiences that celebrate running and the people, businesses and organizations that make our community great. All races donate proceeds to a local cause we’re passionate about. Learn more about our races, running program and training studio:

FusionFIT Training Studio run.Windsor
Mount Meeker
Mount Alice
Brought to you by
Beverage Sponsor
Valued Sponsors

Race Day

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