Rock Hawk 2026

29.08.2026Castle Rock (United States)

Pacing, fueling and crew sheet for the course you pick

1’0133’323 m D+ ft D+

50 km31.1 mi50Klongest of 4 courses

At a glance

Rock Hawk 2026 took place on Saturday 29 August 2026 in Castle Rock (Colorado, United States). 4 courses from 5 to 50 km.

Longest course: 50 km with 1’013 m D+ (20 m per km: hilly terrain). Terrain: 96% trail and 3% forest track. Terrain data: © OpenStreetMap contributors.

The 2027 edition takes place on Saturday 28 August 2027. On Kliva, plan your pacing and nutrition for free, then send the plan to your watch.

Held on the gorgeous, thrilling and rolling trails of Castle Rock’s Miller Park & Ridgeline Trail systems. While not overly technical, these trails will challenge and excite, as you soak up the…

From the organiser

4 courses

5km3.1mi
104 m D+341 ft D+
88 m D-289 ft D-
avg 2%
5K
29.08.
No index
GPX
10km6.2mi
227 m D+745 ft D+
201 m D-659 ft D-
avg 2%
10K
29.08.
No index
GPX
25km15.5mi
508 m D+1’667 ft D+
515 m D-1’690 ft D-
avg 2%
25K
29.08.
No index
GPX
50km31.1mi
1’013 m D+3’323 ft D+
847 m D-2’779 ft D-
avg 2%
50K
29.08.
No index
GPX

Course analysis

50 km31.1 mi1’013 m D+3’323 ft D+

60effort kmⓘ50 km on the map · feels like 60 km31.1 mi on the map · feels like 60 km

D+: 1’013 m3’323 ft
D−: 847 m2’779 ft
Max alt.: 889 m2’917 ft
Steepest: 9%

Segments

Elevation profile: 50K

495 m – 889 m1’624 ft – 2’917 ft

Race plan

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Pacing, aid stations and fueling timed to your effort on Rock Hawk, in one roadbook.

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Where to stay

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Editions