Berthoud Pass (North side) virtual cycling route
USA Berthoud Pass (North side)
Distance: 44.27 km
Elevation Gain: 763 m
Elevation Loss: 919 m
Difficulty: 465 (Moderate)
FIETS Index: 3.63 FIETS
Avg Grade: 3.59 %
Max cat climb: HC
Min elevation: 2533 m
Max elevation: 3447 m
Ride Category: Climb

Berthoud Pass (elevation 11,307 ft (3,446 m)) is a high mountain pass in the Rocky Mountains of central Colorado. The pass traverses the continental divide at the Front Range, on the border between Clear Creek County and Grand County. The pass provides the fastest road access to the ski resort of Winter Park and a secondary route to Steamboat Springs from Denver and the Colorado Front Range. However, the pass is one of the most notoriously difficult passes in Colorado for motorists, based on its height as well as the steep grades on both sides (6.3%) and the large number of switchbacks on the southern side of the pass. At least 55 avalanche paths have been mapped on Berthoud Pass; with some of them intersecting U.S. Highway 40, and a smaller subset of paths intersecting the roadway at multiple points on the pass. Berthoud Pass has an extreme alpine subarctic climate, with short summers featuring comfortable days and cold nights, and long, extremely snowy winters. The average annual snowfall is 391.2 inches or 9.94 metres. In the year from July 1983 to June 1984 snowfall reached 523.4 inches or 13.29 metres, including 123 inches or 3.12 metres in December 1983.

Rank Rider Date Time Power W/kg Speed
🥇 Chris Jan 05, 2025 01:19:48 283 W 3.78 w/kg 33.29 km/h
🥈 Des Garrett Jul 05, 2021 01:20:18 310 W 3.25 w/kg 33.08 km/h
🥉 Tom Smeets Jun 30, 2021 01:22:34 251 W 3.44 w/kg 32.17 km/h
4 Tigo Star Dec 23, 2021 01:22:56 247 W 3.25 w/kg 32.03 km/h
5 D Speelman Jan 03, 2025 01:27:13 228 W 2.92 w/kg 30.46 km/h
6 Geir Skaugen Jan 04, 2025 01:29:36 240 W 2.82 w/kg 29.65 km/h
7 Raf Van Grieken Dec 28, 2024 01:30:00 232 W 3.09 w/kg 29.52 km/h
8 Piotr Ziemiański Dec 28, 2024 01:31:48 214 W 2.71 w/kg 28.94 km/h
9 Uros Valant Mar 21, 2025 01:33:40 182 W 2.60 w/kg 28.36 km/h
10 Silvano Turati Mar 03, 2025 01:35:41 168 W 2.80 w/kg 27.76 km/h
11 Bruno Cognon Jan 26, 2025 01:35:47 204 W 2.72 w/kg 27.73 km/h
12 SmP Jan 15, 2025 01:36:13 151 W 2.60 w/kg 27.61 km/h
13 Christopher Epo Jun 29, 2021 01:36:20 214 W 2.49 w/kg 27.58 km/h
14 jos gent Dec 27, 2024 01:36:21 198 W 3.00 w/kg 27.57 km/h
15 Fabio Zanirato Jan 25, 2026 01:37:05 157 W 2.80 w/kg 27.36 km/h
16 Volker Scheid Dec 30, 2024 01:37:23 183 W 2.61 w/kg 27.28 km/h
17 Jörg Schädlich Jan 18, 2025 01:37:57 163 W 2.30 w/kg 27.12 km/h
18 Alan Gunner Jun 28, 2021 01:38:20 148 W 2.18 w/kg 27.01 km/h
19 JJosef Kluson Jan 02, 2025 01:40:17 169 W 2.25 w/kg 26.49 km/h
20 J F Jan 04, 2025 01:40:33 198 W 2.25 w/kg 26.42 km/h
21 Artur Chmielewski Aug 06, 2021 01:42:27 160 W 2.81 w/kg 25.93 km/h
22 Gino Pino Jan 06, 2025 01:42:40 163 W 2.51 w/kg 25.87 km/h
23 Thomas Beich Jan 05, 2025 01:43:48 175 W 2.30 w/kg 25.59 km/h
24 R VB Dec 27, 2024 01:44:31 194 W 2.26 w/kg 25.42 km/h
25 christian soulard Sep 14, 2025 01:44:42 147 W 2.37 w/kg 25.37 km/h
26 Mesozoid Dec 27, 2024 01:44:47 164 W 2.43 w/kg 25.35 km/h
27 Ian Clark Jan 09, 2025 01:45:01 171 W 2.51 w/kg 25.30 km/h
28 Maurizio Gaudino Jan 05, 2025 01:47:20 165 W 2.14 w/kg 24.75 km/h
29 Stephan Breitrainer Dec 29, 2024 01:49:21 178 W 2.09 w/kg 24.29 km/h
30 Dru Dixon May 11, 2025 01:55:05 142 W 2.10 w/kg 23.08 km/h
31 Bojan Gorenc Jan 01, 2025 02:07:42 150 W 1.65 w/kg 20.80 km/h
32 W van Koetsveld Jul 23, 2025 02:08:20 121 W 1.61 w/kg 20.70 km/h
33 michel BMCR1955 Sep 03, 2026 02:12:58 118 W 1.64 w/kg 19.98 km/h
34 Hans Couvreur Aug 03, 2025 02:14:15 124 W 1.51 w/kg 19.79 km/h
35 J De Clercq sept 1946 Dec 27, 2024 02:14:28 116 W 1.55 w/kg 19.76 km/h
36 Alastair Reynolds Aug 07, 2025 02:15:06 103 W 1.43 w/kg 19.66 km/h
37 Peter Muris Jan 02, 2025 02:17:04 104 W 1.39 w/kg 19.38 km/h
38 Hans Petiet Jul 23, 2021 02:17:50 105 W 1.38 w/kg 19.27 km/h

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