USA trail race

Hardrock 100

Fri, July 10, 2026 · Silverton, Colorado

The hardest 100-miler in America. A high-altitude loop through the San Juan Mountains with 10,000+ m of climbing. Average elevation: 3,400 m. Passes above 4,000 m.

35 days to go Sharpen race-specific climbing and descending, then protect the taper.

Race Overview

Hardrock 100 is a trail race held on Fri, July 10, 2026 in Silverton, Colorado, USA. TrailSplits currently includes one mapped course for this event, with course maps, elevation profiles, weather context, and pacing tools for the uploaded GPX data.

35 days to go

Race tools — 100M

Fri, July 10, 2026

35 days to go
Weather Pace calculator Print map Planner 3D flyover GPX

Free training plans (by distance)

Vert-focused blueprints with route-finder links into the Planner.

100M plan

3D Trail Preview

Course map — 100M

Interactive MapLibre preview with the official GPX track.

Min Max

Elevation profile — 100M

Based on the official GPX track.

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Historical Results (2025)

Hardrock 100 100M — 2025 edition. 100 finishers.

🏆 Winner
22h 41m
📊 Median
40h 00m
50th percentile
👥 Finishers
100
⚡ DNF Rate
35%
High DNF rate
⚠️ With a 35% DNF rate, this is a demanding race. Respect the cutoffs and have a realistic pacing plan.

Analyze this route in the Planner

Load the GPX directly into TrailSplits for surface analysis and terrain intel.

Analyze Route in Planner View in 3D
Official website: https://hardrock100.com