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TrailSwitzerlandBern

Marathon de Jungfrau 2027

04.09 – 05.09.2026Interlaken (Switzerland)Dates to be confirmed
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3 courses · 4.2–42.2 km2.6–26.2 mi · up to 1’950 m D+up to 6’398 ft D+

At a glance

Marathon de Jungfrau 2027 is expected from Saturday 4 September 2027 to Saturday 5 September 2026 in Interlaken (Bern, Switzerland), date to be confirmed by the organiser. Three distances to choose from: 4.2, 4.4 and 42.2 km.

Longest course: Marathon, 42.2 km with 1’950 m D+ (46 m per km: mountain terrain). Terrain: 9% trail, 34% forest track and 57% road. Terrain data: © OpenStreetMap contributors.

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The most beautiful marathon in the world.
From the organiser

3 courses

  1. 4.2km2.6mi

    Minimarathon

    04.09.

    No index

  2. 4.4km2.7mi

    755 m D+2’477 ft D+

    avg 17%

    Harder Run Race

    04.09.

    No index

  3. 42.2km26.2mi

    1’950 m D+6’398 ft D+

    213 m D-699 ft D-

    avg 5%

    Marathon

    04.09.

    UTMB Index 50K
    GPX

Course analysis

Marathon42.2 km26.2 mi1’950 m D+6’398 ft D+

62effort kmⓘ42.2 km on the map · feels like 62 km26.2 mi on the map · feels like 62 km
D+
1’950 m6’398 ft
D−
213 m699 ft
Max alt.
2’330 m7’644 ft
Steepest
17%

Segments

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Elevation profile: Marathon

563 m – 2’330 m1’847 ft – 7’644 ft

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