Grays & Torreys (CO)

Clear Creek County, Colorado, United States

8.0 miles (12.8 km) · 3,615 ft elevation gain · Loop · trail · Route

Grays & Torreys (CO) covers 8.0 miles across Clear Creek County, Colorado, United States. Runners face 3,615 feet of climbing with 3,618 feet of loss. The largest climb extends 3.7 miles, gaining 2,980 feet. The course averages 454 feet of vertical gain per mile. The course is 17% runnable, with the remainder requiring hiking on steep or technical sections. Trail comprises the majority of the course. Terrain difficulty is rated as mountainous. Difficulty is rated 48.0 out of 10, placing it in the 99.42th percentile. Popular among trail runners and hikers seeking Colorado adventures.