Stage 14 of 17 · John Muir Trail

Start → End

Distance
27.5 km
Ascent
+1,048 m
Descent
-1,182 m
Est. Time
8h 50m
Altitude
3,062.4–3,695.6 m
Type
point-to-point
🏔️ Mountainous❄️ Alpine

Trail route lab

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27.5 km Distance1,048 m Climb8h 50m Est. time3,696 m High pointHARD Difficulty
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📍

Start: Start

No nearby transit stop. Consider getting dropped off or using the previous stage's end stop.

📍

End: End

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

Elevation Profile

3,100m3,200m3,300m3,400m3,500m3,600m3,700m05 km10 km15 km20 km25 km3,696m3,062m
Flat (<5%) Gentle (5–10%) Moderate (10–15%)

Route Map

Segment Breakdown

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

SegmentDist↑ / ↓TimeCharacter
Start → km 8.1 (3485m)
3,261–3,696m
8.1 km+994m / -780m3h 40m📈 Climbing
km 8.1 (3485m) → km 19.4 (3440m)
3,062–3,485m
11.3 km+620m / -665m3h 37m🏃 Highly Runnable
km 19.4 (3440m) → End
3,129–3,686m
8.1 km+505m / -816m2h 52m📉 Descending
Total27.5 km+1,048m / -1,182m10h 09m

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
4h 59m
Calories
2,354 kcal
Water Needed
3.4 L
Effort Distance
43.9 km
flat-equivalent
🍫 Recommended: ~45g carbs/hr (225g total) 🧂 Electrolytes: ~2497mg sodium/hr 🩹 Consider anti-chafe and blister prevention

Terrain Analysis

Runnability
0%
Steep / Technical
% of route below 15% gradient
Climb Ratio
38 m/km
Moderate profile
↑ 1,048m ↓ 1,182m

Surface & Technicality

Terrain Difficulty Breakdown
Easy Grade (98%) Moderate Climb (2%)

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

Surface

≈5% paved · ≈95% unpaved
Mostly unpaved

Estimated for the full route from the 41% with mapped surface data in OpenStreetMap.

Current Conditions

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Conditions for July

ℹ️ Shoulder season
Snow Risk
5%
Unlikely
Mud Risk
10%
Low
Ice Risk
0%
Unlikely

Snow unlikely at this elevation in July. Trail conditions expected to be clear.

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

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Suggested Gear List

Auto-generated based on 27.5 km, 1048m ascent, max altitude 3695.6m, ~9h duration.

Essential 8 items
  • 👟
    Trail running shoes / hiking boots
    Required for any trail
  • 📱
    Phone (charged) + offline map
    Navigation & emergency contact
  • 💧
    3L hydration vest
    No water sources on route
  • 🍫
    Trail mix, bars & sandwich
    Est. 2850 kcal burn
  • 🧴
    Sunscreen SPF 50+
    UV intensifies above 2000m
  • 🧢
    Sun hat / cap
    Exposed alpine terrain
  • 🧥
    Windbreaker / shell jacket
    Summit at 3695.6m — 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
    9h 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)
    1048m ascent — helps on descents
  • 🦵
    Gaiters
    Keep snow out of boots

Logistics

This route runs from Start to End (27.5 km by trail). You'll need to arrange transport back to your starting point.

Start — Getting There
Start
No transit stops detected nearby.
Finish — Getting Back
End
No transit stops detected nearby. Check local timetables.

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