Windsor, CO
Sunday, October 4, 2026
No reviews yet
See what splits you need to run for hundreds of different marathons - adjusted for the specific terrain of each marathon, your goal time and pacing strategies.
Race Dates
2026: Sunday, October 4, 2026Course Information
Profile: HillyRace Day Weather
Mean Temp.: 51°F (10°C)PR Score & Course Score
PR Score: N/ARace Size
2025: No ResultsBQ Percentages
2025: N/AMiscellaneous Information
Pace Groups?: No
The Windsor Marathon was the 452nd largest marathon in the U.S. in 2024 based on the number of finishers. The 2025 marathon ranking is not available because the race was cancelled. Race size gives runners useful context when comparing marathon events, including expected field size, crowd support, and overall race atmosphere.
No course elevation available at this time.
View available accomodations around the Windsor Marathon Finish Line and Course. Book your Reservation now before the best places are sold out.
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Use tools below to compare races and convert times across courses.
Do you want to see how the Windsor Marathon stacks up against other marathons?
Compare the details of the Windsor Marathon side-by-side with other marathons with our Comparison Tool.
If you ran the Windsor Marathon in 3:45:00, what would your time in other marathons be?
See how your finish time would compare on other marathon courses with our Time Conversion Tool.
