Big Sky Resort · United States
Alder Gulch
Double black (expert)Grooming: backcountry
53
Very good
282 m
Length
185 m
Vertical drop
2961 m
Starts at
2776 m
Ends at
61.5%
Avg gradient
88.7%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Alder Gulch is a double black (expert) run at Big Sky Resort measuring 282 m, dropping 185 m from 2961 m down to 2776 m. It averages a 61.5% gradient, steepening to around 88.7% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 53/100 — Very good
Vertical6/30
Length1/25
Gradient character25/25
Flow20/20
Scored from the run's real geometry — steepness is judged against what a double black (expert) run should feel like, so every difficulty class can reach 100. Methodology
Explore Alder Gulch on the map
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