Stage 13 of 15 · Colorado Trail

Start → End

Distance
25.5 km
Ascent
+938 m
Descent
-510 m
Est. Time
7h 05m
Altitude
2,907.6–3,385.6 m
Type
point-to-point
🏔️ Mountainous❄️ Alpine

Trail route lab

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25.5 km Distance938 m Climb7h 05m Est. time3,386 m High pointEPIC 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

3,000m3,100m3,200m3,300m3,400m05 km10 km15 km20 km25 km3,386m2,908m
Flat (<5%) Gentle (5–10%) Moderate (10–15%) Steep (15–25%)

Route Map

Segment Breakdown

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

SegmentDist↑ / ↓TimeCharacter
Start → km 8.6 (3087m)
2,925–3,087m
8.6 km+245m / -112m2h 11m📈 Climbing
km 8.6 (3087m) → km 9.5 (3104m)
3,087–3,119m
0.9 km+32m / -14m14 min🥾 Rolling Terrain
km 9.5 (3104m) → km 14.0 (2910m)
2,908–3,104m
4.4 km+32m / -226m1h 03m📉 Descending
km 14.0 (2910m) → End
2,909–3,386m
11.5 km+778m / -360m3h 46m📈 Climbing
Total25.5 km+938m / -510m7h 16m

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 21m
Calories
2,918 kcal
Water Needed
4.8 L
Effort Distance
37.4 km
flat-equivalent
🍫 Recommended: ~45g carbs/hr (196g total) 🧂 Electrolytes: ~2182mg sodium/hr 🩹 Consider anti-chafe and blister prevention

Terrain Analysis

Runnability
0%
Steep / Technical
% of route below 15% gradient
Climb Ratio
37 m/km
Moderate profile
↑ 938m ↓ 510m

Surface & Technicality

Terrain Difficulty Breakdown
Runnable Flat (74%) Easy Grade (26%)

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

Surface

≈2% paved · ≈98% unpaved
Mostly unpaved

Estimated for the full route from the 92% 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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Get one email the moment this route melts out and is snow-free. We use your verified account email — never typed into a form.

Suggested Gear List

Auto-generated based on 25.5 km, 938m ascent, max altitude 3385.6m, ~7h 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. 2125 kcal burn
  • 🧴
    Sunscreen SPF 50+
    UV intensifies above 2000m
  • 🧢
    Sun hat / cap
    Exposed alpine terrain
  • 🧥
    Windbreaker / shell jacket
    Summit at 3385.6m — 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
    7h 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)
    938m ascent — helps on descents
  • 🦵
    Gaiters
    Keep snow out of boots

Logistics

This route runs from Start to End (25.5 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.