Crystal Lake to Waterman Mountain
Pacific Crest Trail Section #37

Located 13.9 miles from Duarte, California

4 Stars
21,813 Steps 1  (10.1 mi)

The Pacific Crest Trail (Section #37) has a maximum elevation of 8,918 ft (2,718 m), a minimum elevation of 6,389 ft (1,947 m), and an elevation gain of 17,590 ft (5,361 m) in the [ A to B ] direction.


The following chart shows the total calories that you may expend on the Pacific Crest Trail Section #37 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.


We survey thousands of miles of trails each year. The following metrics are based on the most accurate trail data; no crowdsourced data.

[ A to B ] or [ B to A ]
Steps 1Length 2Min Ele 3Max Ele 4
21,81310.1 mi6,389 ft8,918 ft
[ A to B ]
Time 5Floors 6Gain 7Loss 8
3.9 hrs0.417,590 ft35,270 ft
[ B to A ]
4.3 hrs1.535,270 ft17,590 ft

What is the length of the Pacific Crest Trail Section #37?

The length of the Pacific Crest Trail Section #37 is 10.1 mi (16.3 km) or 21,813 steps.

How long does it take to hike the Pacific Crest Trail Section #37?

A person in good physical health can hike the Pacific Crest Trail Section #37 in 3.9 hrs in the [ A to B ] direction, and in 4.3 hrs in the [ B to A ] direction.

Crystal Lake to Waterman Mountain Topo Maps

Download free Crystal Lake to Waterman Mountain topo maps and the adjoining quads to plan your hike. These are full-sheet, 7.5 Minute (1:24,000 scale) topographic maps.

Adjoining 7.5 Minute Quadrangle Legend

  1. Northwest Topo Map: Juniper Hills, CA
  2. North Topo Map: Valyermo, CA
  3. Northeast Topo Map: Mescal Creek, CA
  4. West Topo Map: Waterman Mountain, CA
  5. Topo Map: Crystal Lake, CA
  6. East Topo Map: Mount San Antonio, CA
  7. Southwest Topo Map: Azusa, CA
  8. South Topo Map: Glendora, CA
  9. Southeast Topo Map: Mount Baldy, CA

Is there a Pacific Crest Trail map for Section #37?

Yes, and they're free! The Pacific Crest Trail Section #37 is located on the Crystal Lake and Waterman Mountain topo maps. Use the adjoining quadrangle legend to download the maps.

KML Custom Maps

PCT037T.kmz is a free KML custom map of the Pacific Crest Trail Section #37 that you can download and view in Google Maps®, Google Earth® and Garmin® handheld GPS devices including the eTrex®, Colorado and Montana series.

Local Weather Forecast

Check the weather forecast; this weather forecast covers the Pacific Crest Trail Section #37, provided by the National Weather Service. (



  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 sum of distance on the trail where angles to the horizontal is between 30 and 50 degrees (the angle of a stairway) divided by ten, the height of one floor.
  7. Gain is the cumulative elevation gain.
  8. Loss is the cumulative elevation loss.

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