Hardrock 100

Hardrock 100 Countdown

92

Days

04

Hrs

12

Min

24

Sec

Next Race

July 10, 2026

93

days to go

The Hardrock Hundred Mile Endurance Run traverses the San Juan Mountains of Colorado, running through some of the most rugged and remote terrain in the lower 48 states. With an average elevation of 11,000 feet and 33,000 feet of climb, it is considered one of the toughest 100-milers in the world.

ITRA 6 Endurance Points

Est.

1992

Distance

161.7km / 100.5mi

Course

Loop

Surface

Trail

Elev. Gain

10000m

Elev. Loss

10000m

Field Size

~145

When

July

Time Limit

48h

THE COURSE

Gain

+10000m

Loss

-10000m

MI 0

KM 0

Silverton Start

The race starts in the historic mining town of Silverton, already at 9,318ft elevation. Runners head into the San Juan Mountains under the watchful eye of the towering 13,000+ ft peaks.

ELEV: 9318ft

MI 28

KM 45

Handies Peak

The course passes near 14,048ft Handies Peak, one of Colorado's fourteeners. Runners navigate above-treeline terrain where weather can change in minutes.

ELEV: 14048ft

MI 44

KM 71

Telluride

The historic ski town of Telluride provides a major aid station at roughly the midpoint. Runners descend into the box canyon town surrounded by stunning San Juan peaks.

ELEV: 8750ft

MI 56

KM 90

Virginius Pass

At 13,100 feet, Virginius Pass is the most feared section of the course. Steep, exposed, often snow-covered, and sometimes requiring hand-over-hand climbing, it is the crux of Hardrock.

ELEV: 13100ft

MI 100.5

KM 161.7

Silverton Finish

Runners complete the loop back to Silverton, kissing the iconic Hardrock painted on a boulder in the gymnasium. Finishing Hardrock is considered one of the greatest achievements in ultrarunning.

ELEV: 9318ft