City to Sky 50K
Missoula, Montana, United States
Oct 18, 2026 - Sunday
25k, 50k, Ultra
Race Information
These unique trail races finishes in Missoula’s University District featuring less than 2 miles of pavement and some of the smoothest single track in Montana. Both races highlight the best of Missoula’s iconic open space, conservation lands and recreation areas.
The 50K features multiple mountain summits totaling 8,000 feet of elevation gain over 33 miles, circumnavigating the Pattee Creek watershed. The 25K runs the back half of the 50K on the incredible House of Sky Ridgeline Trail.
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👍 Run Pick of the Month: Montana Marathon
📍 Billings, MT - September 20, 2026
💸 SAVE 15% On Entry. Use Code RUNGUIDES15
😄 Why We Like This Run
✅ Big Sky views from a small-town start to an energetic downtown Billings finish
✅ Fast downhill course built for PRs
✅ Multiple race options including marathon, half marathon, 10K, and 5K
Chase a personal best at the Montana Marathon, a fast, scenic point-to-point course that drops over 1,000 feet from the rolling plains into downtown Billings. With wide-open Big Sky views and a Boston Qualifier–certified route, it’s the perfect blend of speed and unforgettable scenery.
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Race Facts
Race Size: 100 - 500
Elevation: Lots of Hills
Course Type: Trail
Boston Qualifier: No
Kids Run: No
Where to Stay
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