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TrailUnited StatesPennsylvania

Rock 'N The Knob Trail Challenge – PA’s Highest Trail Race 2026

12.09.2026Blue Knob (United States)
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2’3327’651 m D+ ft D+

50 km31.1 miUltramarathon atop Blue Knob (50K)longest of 3 courses

At a glance

Rock 'N The Knob Trail Challenge – PA’s Highest Trail Race 2026 took place on Saturday 12 September 2026 in Blue Knob (Pennsylvania, United States). Three distances to choose from: 10, 21.7 and 50 km.

Longest course: Ultramarathon atop Blue Knob (50K), 50 km with 2’332 m D+ (47 m per km: mountain terrain). Terrain: 69% trail, 18% forest track and 8% road. Terrain data: © OpenStreetMap contributors.

The 2027 edition takes place on Saturday 11 September 2027. On Kliva, plan your pacing and nutrition for free, then send the plan to your watch.

At over 3,100 feet above sea level, it is Pennsylvania’s highest race. A 10K, half-marathon or 26-mile options. All are more technical (rocky) than our little sister, the Dirty Kiln Trail Race and is…
From the organiser

3 courses

  1. 10km6.2mi

    456 m D+1’496 ft D+

    164 m D-538 ft D-

    avg 5%

    The Short Course Spruce Knob (10K-ish)

    12.09.

    No index
    GPX

  2. 21.7km13.5mi

    1’081 m D+3’547 ft D+

    1’033 m D-3’389 ft D-

    avg 5%

    Medium Distance Course atop Blue Knob (20K to 25K)

    12.09.

    No index
    GPX

  3. 50km31.1mi

    2’332 m D+7’651 ft D+

    2’281 m D-7’484 ft D-

    avg 5%

    Ultramarathon atop Blue Knob (50K)

    12.09.

    No index
    GPX

Course analysis

50 km31.1 mi2’332 m D+7’651 ft D+

73effort kmⓘ50 km on the map · feels like 73 km31.1 mi on the map · feels like 73 km
D+
2’332 m7’651 ft
D−
2’281 m7’484 ft
Max alt.
958 m3’143 ft
Steepest
21%

Segments

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Elevation profile: Ultramarathon atop Blue Knob (50K)

484 m – 958 m1’588 ft – 3’143 ft

Race plan

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Pacing, aid stations and fueling timed to your effort on Rock 'N The Knob Trail Challenge – PA’s Highest Trail Race, in one roadbook.

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Editions