Stage 6 of 17 · John Muir Trail

Devils Postpile → End

Distance
21.0 km
Ascent
+945 m
Descent
-240 m
Est. Time
6h 26m
Altitude
2,266.3–3,110.5 m
Type
point-to-point
🏔️ Mountainous❄️ Alpine
🚌

Getting Here

Devils Postpile (bus stop)

1504m from trailhead · ~18 min walk

📍

End: End

No nearby transit stop at the end. Check the next stage's start stop.

Elevation Profile

2,400m2,600m2,800m3,000m0 km5 km10 km15 km20 km21 km3,111m2,266m
Flat (<5%) Easy (5–10%)

Route Map

Segment Breakdown

Auto-analyzed from the elevation profile. Each segment shows the dominant character for planning your effort.

SegmentDist↑ / ↓TimeCharacter
Devils Postpile → km 4.8 (2442m)
2,266–2,447m
4.8 km+424m / -351m1h 50m📈 Climbing
km 4.8 (2442m) → km 12.9 (2828m)
2,440–2,828m
8.2 km+756m / -371m3h 04m📈 Climbing
km 12.9 (2828m) → End
2,821–3,111m
8 km+763m / -502m3h 07m📈 Climbing
Total21.0 km+945m / -240m8h 02m

Pace & Fuel Calculator

Adjust your flat 10K pace to see personalized finish time, calorie burn, and hydration needs.

7:00 /km
4:00 /km (elite) 12:00 /km (leisure)
Fast Hiker / Jogger
Est. Finish Time
3h 44m
Calories
2,395 kcal
Water Needed
3.4 L
Effort Distance
31.6 km
flat-equivalent
🍫 Recommended: ~45g carbs/hr (169g total) 🧂 Electrolytes: ~1872mg sodium/hr 🩹 Consider anti-chafe and blister prevention

Terrain Analysis

Runnability
0%
Steep / Technical
% of route below 15% gradient
Climb Ratio
45 m/km
Steep profile
↑ 945m ↓ 240m

Surface & Technicality

Terrain Difficulty Breakdown
Runnable Flat (36%) Easy Grade (64%)
Surface Type
Unknown (57%) Ground (32%) Wood (7%) Asphalt (2%) Metal (1%)

🏃 Mostly runnable with gentle terrain. Great for fast trail running.

Surface Breakdown

Unknown (58%)
Natural Ground (32%)
Wood (7%)
Paved (2%)
Metal (1%)

Current Conditions

Loading live weather...

Conditions for June

ℹ️ Shoulder season
Snow Risk
15%
Low
52% north-facing slopes
Mud Risk
30%
Moderate
Ice Risk
0%
Unlikely

🌤️ Occasional snow patches possible above 2644m. Trail should be mostly clear but carry microspikes just in case.

🥾 Muddy sections likely. Waterproof boots recommended.

Best months: Mar, Apr, May, Jun, Sep, Oct, Nov

Suggested Gear List

Auto-generated based on 21.0 km, 945m ascent, max altitude 3110.5m, ~6h duration.

Essential 8 items
  • 👟
    Trail running shoes / hiking boots
    Required for any trail
  • 📱
    Phone (charged) + offline map
    Navigation & emergency contact
  • 💧
    3L hydration vest
    Estimated 4.1L needed
  • 🍫
    Trail mix, bars & sandwich
    Est. 2876 kcal burn
  • 🧴
    Sunscreen SPF 50+
    UV intensifies above 2000m
  • 🧢
    Sun hat / cap
    Exposed alpine terrain
  • 🧥
    Windbreaker / shell jacket
    Summit at 3110.5m — wind chill
  • 🆘
    Emergency space blanket
    Critical if injured at altitude
Recommended 5 items
  • 🕶️
    Sunglasses (cat 3+)
    Snow & rock glare at altitude
  • 🧤
    Warm mid-layer (fleece)
    Temps drop ~6°C per 1000m
  • 🔦
    Headlamp
    6h route — plan for delays
  • 🩹
    Mini first aid kit
    Blister plasters, tape, antiseptic
  • 🧊
    Microspikes / light crampons
    Snow risk in Dec, Jan, Feb
Nice to have 2 items
  • 🥢
    Trekking poles (optional)
    945m ascent — helps on descents
  • 🦵
    Gaiters
    Keep snow out of boots

Logistics

This route runs from Devils Postpile to End (21.0 km by trail). You'll need to arrange transport back to your starting point.

Start — Getting There
Devils Postpile
🚌 Devils Postpile (347m)
🚌 Reds Meadow Resort (350m)
🚌 Rainbow Falls Trailhead (366m)
Finish — Getting Back
End
No transit stops detected nearby. Check local timetables.

Nearby Points of Interest

🚌 Transit Stops

  • Starkweather Lake 4.2 km off trail
  • Upper Soda Springs 2.8 km off trail
  • Pumice Flats 2.4 km off trail
  • Minaret Falls 1.5 km off trail
  • Devils Postpile 347m off trail
  • Sotcher Lake km 0.4 · 965m off trail
  • Reds Campground km 2.6 · 847m off trail
  • Rainbow Falls Trailhead km 3 · 366m off trail

💧 Water Sources

  • Drinking Water km 0.2 · 1.2 km off trail
  • Drinking Water km 0.4 · 1.2 km off trail
  • Drinking Water km 1.8 · 90m off trail
  • Drinking Water km 1.8 · 119m off trail
  • Drinking Water km 2.8 · 697m off trail

Take this route with you

Download the GPX file for your GPS watch or phone. Works with Garmin, Suunto, COROS, Apple Watch, and all GPX-compatible apps.

Route data from OpenStreetMap © contributors, licensed under ODbL. Updated 2026-04-01.