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Blue Sky Trail Marathon & Half Marathon
Open now- Date
- Oct 17, 2026 – October 18, 2026
- Sport
- Trail running
- Location
- Fort Collins, CO
- Distances
- 22K · 43K
- Entry
- $90 – $130
- Registration opens
- December 15, 2025
- Registration closes
- October 17, 2026
Listing from runsignup. Always confirm details with the organiser.