Sourdough Trail,
Arapaho and Roosevelt National Forest

Located 11.7 miles from Nederland, Colorado (CO)
4 Stars
26,856 Steps 1  (12.6 mi)
Trails National Forests Arapaho and Roosevelt Sourdough Trail

Elevation

The Sourdough Trail has a maximum elevation of 10,338 ft., a minimum elevation of 8,589 ft. and an elevation range of 1,749 ft.

Metrics

[ A to B ] or [ B to A ]
Length 2Min Ele 3Max Ele 4Range 5
12.6 mi8,589 ft10,338 ft1,749 ft
[ A to B ]
Time 6Floors 7Gain 8Loss 9
4.5 hrs79.0948 ft1,607 ft
[ B to A ]
TimeFloorsGainLoss
4.7 hrs133.91,607 ft948 ft
Data Accuracy
No Star Rating
Data Reliability
No Star Rating

Calories

The following chart shows the total calories that you may expend on the trail while hiking in both directions. The chart is based on data derived from a statistical model of energy expenditure that relates gross weight, typical speed and trail topography.

Topo Maps

Download the PDF Sourdough Trail topo map and the adjoining quads to plan your hike. These are full-sheet, 7.5 Minute (1:24,000 scale) topographic maps.

Adjoining 7.5' Quadrangle Legend

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9
  1. Northwest Topo Map: Isolation Peak, CO
  2. North Topo Map: Allenspark, CO
  3. Northeast Topo Map: Raymond, CO
  4. West Topo Map: Monarch Lake, CO
  5. Topo Map: Ward, CO
  6. East Topo Map: Gold Hill, CO
  7. Southwest Topo Map: East Portal, CO
  8. South Topo Map: Nederland, CO
  9. Southeast Topo Map: Tungsten, CO

FAQ

What is the length of the Sourdough Trail?
The length of the trail is 12.6 miles (20.3 km) or 26,856 steps.

How long does it take to hike the Sourdough Trail?
A person in good physical health can hike the trail in 4.5 hours in one direction and in 4.7 hours in the opposite direction.

Warnings

Prevent tick bites: Treat clothing and gear, such as boots, pants, socks and tents with products containing 0.5% permethrin. (cdc.gov)

Footnotes

  1. Steps is a unit of distance equal to the sum of stride lengths that vary with the terrain.
  2. Length is the distance of the trail between the two trailheads, measured on the trail.
  3. Min Ele is the minimum elevation on the trail.
  4. Max Ele is the maximum elevation on the trail.
  5. Range is the difference between maximum and minimum elevation.
  6. Time is the typical total time required to hike the trail.
  7. Floors is the gain divided by twelve feet, the height of one floor.
  8. Gain (cumulative elevation gain) is the sum of every gain in elevation.
  9. Loss (cumulative elevation loss) is the sum of every loss in elevation.