Grouse Mountain · Canada
Coffin
Black (advanced)
48
Very good
177 m
Length
75 m
Vertical drop
1044 m
Starts at
969 m
Ends at
37.5%
Avg gradient
60.3%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Coffin is a black (advanced) run at Grouse Mountain measuring 177 m, dropping 75 m from 1044 m down to 969 m. It averages a 37.5% gradient, steepening to around 60.3% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 48/100 — Very good
Vertical3/30
Length1/25
Gradient character25/25
Flow20/20
Scored from the run's real geometry — steepness is judged against what a black (advanced) run should feel like, so every difficulty class can reach 100. Methodology
Explore Coffin on the map
Loading interactive map…
Ski Coffin with the map in your pocket — offline.
Download the resort once in Bonvo Ski Maps and every run, lift and your friends' live positions keep working in airplane mode. Free this season.