Skip to main content

Windsor Marathon, Half Marathon, 10K & 5K

October 5, 2025 Windsor, CO 80550 US

Events

Register For Our 2025 Series!

Windsor Marathon

$130 $120 7:00AM MDT - 3:00PM MDT Price increases after March 27, 2025 at 11:59pm MDT

Windsor Half Marathon

$100 $80 8:00AM MDT - 3:00PM MDT Price increases after March 27, 2025 at 11:59pm MDT

10K

$60 $55 8:30AM MDT - 3:00PM MDT Price increases after March 27, 2025 at 11:59pm MDT

5K

$45 8:45AM MDT - 3:00PM MDT Price increases after March 27, 2025 at 11:59pm MDT

Kids 1 Mile Fun Run

$15 11:00AM MDT - 11:15AM MDT Registration ends October 5, 2025 at 11:59pm MDT

Welcome to the Windsor Marathon!

 

Starting and ending at The Island at Pelican Lakes in Water Valley, with a great after party including food, drinks, music, kids zone and more in Windsor, Colorado

There's a distance for everyone with a kids fun run, 5k, 10k, half and full marathon.This year's 5k race benefits Colorado Kids Belong, and all other distances benefit St. Jude's Children's Hospital and Weld RE-4 Foundation.

Windsor Marathon Race Experience!

Runner Perks

  • Finisher Lunch

    (Choose from Meat, Vegetarian or Gluten Free Options)

  • Beer + Non-alcoholic beverages

  • Finisher Shirt + Medals for all distances

Image
Starting and ending at The Island at Pelican Lakes in Water Valley,
Background image

Race Location

Any questions? Contact us today!

If you have any questions about this race, click the button below.

Image
Learn more about the run.Windsor Race Series, our owner and the team!

2025 Race Calendar

Image
Image

If you continue to use this site, you consent to use all cookies. We use cookies to offer you a better browsing experience. Read how we use cookies and how you can control them by visiting our Privacy Policy.

If you continue to use this site, you consent to use all cookies.