Cat 1

Guanella Pass from Georgetown

Colorado, united-states

Guanella Pass from Georgetown covers 17.9km and 992m of climbing, reaching 3,558m at the summit. Averaging 5.6%, the road kicks to 9.5% at its steepest — a notable steepening that demands respect. 14 hairpins punctuate the ascent, offering brief respite in the corners before the gradient bites again. The summit at 3,558m sits above the treeline, where the air thins and the views extend to distant peaks. Located in Colorado, United-states.

  • Summit above 3500m — expect thin air, snow into early summer, and conditions that change fast.
  • 14 hairpin bends punctuate the climb, each switchback offering a moment to regroup.
  • One of only 2,281 Category 1 climbs in the database.
  • A false flat around km 7 offers brief respite before the road kicks up again.

Guanella Pass from Georgetown

Colorado, united-states

17.9km 992m 5.6%
1

Distance

17.9km

Avg Gradient

5.6%

Max Gradient

9.5%

Elevation Gain

992m

Summit

3,558m

Wall Rating

5.3

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