Pacific Crest Trail (Section #181)

Mount Thielsen to Tolo Mountain
Located 36.7 miles from La Pine, Oregon (OR)
4 Stars
26,871 Steps 1  (11.7 mi)
Pacific Crest Trail: [ #001 - #257 ]


The Pacific Crest Trail (Section #181) has a maximum elevation of 7,034 ft (2,144 m), a minimum elevation of 4,429 ft (1,350 m), and an elevation range of 2,605 ft (794 m).


[ A to B ] or [ B to A ]
Steps 1Length 2Min Ele 3Max Ele 4
26,87111.7 mi4,429 ft7,034 ft
[ A to B ]
Time 5Floors 6Gain 7Loss 8
6.4 hrs210.82,529 ft3,136 ft
[ B to A ]
6.7 hrs261.33,136 ft2,529 ft

What is the length of the Pacific Crest Trail Section #181?

The length of the Pacific Crest Trail Section #181 is 11.7 mi (18.9 km) or 26,871 steps.

How long does it take to hike the Pacific Crest Trail Section #181?

A person in good physical health can hike the Pacific Crest Trail Section #181 in 6.4 hrs in the [ A to B ] direction, and in 6.7 hrs in the [ B to A ] direction.


The following chart shows the total calories that you may expend on the Pacific Crest Trail Section #181 while hiking in the [ A to B ] and [ B to A ] direction at a typical speed and is based on gross weight (which includes anything carried), the topography, trail length and trail conditions.

Topo Maps

Download the free Mount Thielsen to Tolo Mountain topo map and the adjoining quads to plan your hike. These are full-sheet, 7.5 Minute (1:24,000 scale) topographic maps. Do you want full-sheet outdoor recreation JPEG Topo Maps?

Adjoining 7.5' Quadrangle Legend

  1. Northwest Topo Map: Lemolo Lake, OR
  2. North Topo Map: Tolo Mountain, OR
  3. Northeast Topo Map: Burn Butte, OR
  4. West Topo Map: Diamond Lake, OR
  5. Topo Map: Mount Thielsen, OR
  6. East Topo Map: Miller Lake, OR
  7. Southwest Topo Map: Pumice Desert West, OR
  8. South Topo Map: Pumice Desert East, OR
  9. Southeast Topo Map: Welch Butte, OR

Is there a Pacific Crest Trail map for Section #181?

Yes, and they're free! The Pacific Crest Trail Section #181 is located on the Mount Thielsen and Tolo Mountain topo maps. Use the adjoining quadrangle legend to download the maps.

KML Custom Maps

PCT181T.kmz is a free KML custom map of the Pacific Crest Trail Section #181 that you can download and view in Google Maps®, Google Earth® and Garmin® handheld GPS devices including the eTrex®, Colorado and Montana series.


  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. Time is the typical total time required to hike the trail.
  6. Floors is the gain divided by twelve, the height of one floor.
  7. Gain (cumulative elevation gain) is the sum of every gain in elevation.
  8. Loss (cumulative elevation loss) is the sum of every loss in elevation.