How hilly is the Boulderthon Half Marathon?
The Boulderthon Half Marathon is described as gently rolling. The course listing puts the climb at 62 m.
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Decision summary
Historical race-date favourability, not a forecast
Source facts available
Route details
Boulderthon Half Marathon has known course details for its half marathon race. The summary below keeps the focus on what is confirmed for the course.
Quick answers
The Boulderthon Half Marathon is described as gently rolling. The course listing puts the climb at 62 m.
The Boulderthon Half Marathon route starts at Pearl Street Mall, downtown Boulder. Underfoot, expect a road course.