The Rut Mountain Runs

Big Sky Resort Base Area, 50 Big Sky Resort Road, Mountain Village

• Date: 9/11/2026
• Starts: 12:00 AM
• Ends: 11:59 PM

Three days of mountain running on Lone Peak, with a 50K, 28K, 21K, 11K, Vertical Kilometer and the free Kids 1K Runt Run. The 2026 races sold out with no waitlist, but the Runt Run stays open and spectating costs nothing. Base area finish line, Mountain Village.