2025 - Windsor Marathon, Half Marathon, 10k, 5k & 1 Mile Run
2025 distances
Running
Windsor Marathon
This course runs through the golf course at Pelican Lakes in Water Valley to Eastman Park, along the Poudre River Trail to River Bluffs Open Space, up County Road 13 to Belmont Ridge Open Space, through Raindance and down New Liberty to the Island at Water Valley. Finisher medals, lunch and long sleeve tech shirts.
Windsor Half Marathon
This course runs through the golf course at Pelican Lakes in Water Valley to Eastman Park, along the Poudre River Trail to River Bluffs Open Space, up County Road 13 and down New Liberty to the Island at Water Valley. Finisher medals, lunch and long sleeve tech shirts.
10K
This course runs through the golf course at Pelican Lakes in Water Valley to Eastman Park, past the Poudre River Water Experience, and finishing on the Island where the after party will be held. Finisher medals, lunch and long sleeve tech shirts.
5K
This course runs through the golf course at Pelican Lakes in Water Valley, finishing on the Island where the after party will be held. Finisher medals, lunch and long sleeve tech shirts. $5 of your entry fee goes to 5k support Banner MD Anderson Cancer Centers of Colorado.
1 Mile Fit & Fun Run
Join us for the 1 mile Kids Fun Run at the Windsor Marathon. The run is open to all ages and on the beautiful Island at Pelican Lakes in Water Valley! Kids will receive a race bib + participant medal. Bouncy Houses and Face Painting are also included! $5 from the Fit and Fun Run benefits Banner MD Anderson Cancer Centers of Colorado. New Route: Leaving the island, kids will run through the start line chute, and a loop around the W-Club
Race date Weather
Conditions on October 5, 2025 — historical Open-Meteo data.
About Windsor
Windsor Marathon, Half Marathon, 10k, 5k & 1 Mile Run takes place in Windsor, Colorado, United States. The local timezone is America/Denver.
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🏃 Plan Your Next Race in Windsor
Find upcoming events by distance:
- Windsor 5K Races Best Windsor routes for beginners and speed work.
- 10K Run Events in Windsor The most popular local distance in Colorado.
- Windsor Half Marathons Top-rated 21.1K courses in the Windsor area.
- Windsor Running Calendar 2026 See all upcoming race dates.
Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.