La Chaux-de-Fonds - Saut du Doubs

MODERATE (1.7/10)

La Chaux-de-Fonds → Les Roches Bornels

Distance
12.9 km
Ascent
+390 m
Descent
-663 m
Est. Time
3h 50m
Altitude
707.2–1,270.8 m
Type
point-to-point

3D Trail Preview

🏔️
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La Chaux-de-Fonds - Saut du Doubs is a 12.9 km point-to-point moderate hiking route in Switzerland, running from La Chaux-de-Fonds to Les Roches Bornels. The route covers 390m of ascent and 663m of descent, with elevations ranging from 707m to 1,270m. Allow approximately 3h 50m for the full route.

With 86% of the route below 15% gradient, strong trail runners can maintain a good rhythm for much of the distance. Some pitches hit 60% gradient, so trekking poles are strongly recommended.

Budget roughly 1,826 kcal of energy expenditure and 2.3 L of water.

Low-altitude route (max 1271m). Hikeable most of the year.

Elevation Profile

800m900m1,000m1,100m1,200m1,300m0 km2 km4 km6 km8 km10 km12 km13 km1,270m723m
Flat (<5%) Easy (5–10%) Moderate (10–15%) Steep (15–25%) Very Steep (>25%)

Route Map

Segment Breakdown

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

SegmentDist↑ / ↓TimeCharacter
La Chaux-de-Fonds → km 4.3 (1246m)
996–1,260m
4.3 km+267m / -17m1h 18m📈 Climbing
km 4.3 (1246m) → km 8.5 (1182m)
1,182–1,270m
4.3 km+37m / -101m57 min📉 Descending
km 8.5 (1182m) → Les Roches Bornels
723–1,185m
4.4 km+41m / -500m1h 11m🔻 Steep Descent
Total12.9 km+390m / -663m3h 27m

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
2h 15m
Calories
1,524 kcal
Water Needed
1.9 L
Effort Distance
20.1 km
flat-equivalent
🍫 Recommended: ~45g carbs/hr (101g total) 🧂 Electrolytes: ~1128mg sodium/hr

Terrain Analysis

Runnability
86%
Very Runnable
% of route below 15% gradient
Climb Ratio
30 m/km
Moderate profile
↑ 390m ↓ 663m
High Point
1,270.8 m
Mountain zone
Low point: 707.2m — Range: 563.6m

Surface & Technicality

Terrain Difficulty Breakdown
Runnable Flat (49%) Easy Grade (26%) Moderate Climb (12%) Steep (11%) Very Steep / Technical (2%)

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

Sun Exposure

⛅ Partial Shade 29% exposed · 71% shaded
Route shade profile
Forest/shaded (71%) Open terrain (29%)
South-facing: 16% of route — mostly north-facing, less direct sun

🌲 Mostly shaded route. Good tree cover at lower elevations. Less sun exposure risk, but still carry sun protection for any exposed ridge sections.

Current Conditions

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Conditions for June

✅ In season — good conditions expected
Snow Risk
0%
Unlikely
61% north-facing slopes
Mud Risk
15%
Low
Ice Risk
0%
Unlikely

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

Best months: April, May, June, July, August, September, October, November

Snow Conditions

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Suggested Gear List

Auto-generated based on 12.9 km, 390m ascent, max altitude 1270.8m, ~4h duration.

Essential 4 items
  • 👟
    Trail running shoes / hiking boots
    Required for any trail
  • 📱
    Phone (charged) + offline map
    Navigation & emergency contact
  • 💧
    2L hydration pack
    No water sources on route
  • 🍫
    Trail mix, bars & sandwich
    Est. 1826 kcal burn
Recommended 4 items
  • 🧴
    Sunscreen
    Basic sun protection
  • 🧥
    Light rain jacket
    Weather changes fast in the mountains
  • 🩹
    Mini first aid kit
    Blister plasters, tape, antiseptic
  • 🧊
    Microspikes / light crampons
    Snow risk in December, January, February
Nice to have 2 items
  • 🦵
    Gaiters
    Keep snow out of boots
  • 💰
    Cash (CHF/EUR)
    Mountain huts often cash-only

Logistics

This route runs from La Chaux-de-Fonds to Les Roches Bornels (12.9 km by trail). You'll need to arrange transport back to your starting point.

Start — Getting There
La Chaux-de-Fonds
No transit stops detected nearby.
Finish — Getting Back
Les Roches Bornels
No transit stops detected nearby. Check local timetables.

Nearby Points of Interest

⛰️ Peaks

  • Gros Crêt km 3.1 · 2.1 km off trail

🏠 Mountain Huts

  • Ferme Sterchi 1.8 km off trail

📍 Nearby Places

  • La Sombaille km 1.8 · 1.7 km off trail
  • La Grébille km 2.4 · 2.5 km off trail
  • Les Petites-Crosettes km 0.4 · 2.6 km off trail
  • La Petite-Grébille km 2.4 · 2.6 km off trail
  • Le Cerisier 2.7 km off trail

Route Details

Network
Local Trail Network
Sport
hiking
Start
La Chaux-de-Fonds
End
Les Roches Bornels
Start Coordinates
47.09941, 6.82409
OpenStreetMap
View on OSM →

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