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Greina Trail
TrailSwitzerlandTicino

Greina Trail 2027

28.08 – 22.08.2026Campo Blenio (Switzerland)Dates to be confirmed
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3 courses · 4.5–27 km2.8–16.8 mi · up to 1’440 m D+up to 4’724 ft D+

At a glance

Greina Trail 2027 is expected from Saturday 28 August 2027 to Saturday 22 August 2026 in Campo Blenio (Ticino, Switzerland), date to be confirmed by the organiser. Three distances to choose from: 4.5, 15.3 and 27 km.

Longest course: Classic Trail, 27 km with 1’440 m D+ (53 m per km: mountain terrain). Terrain: 59% trail, including 12 km of mountain trail (T2) and 4 km of T3, the most technical part; 25% forest track and 16% road. Terrain data: © OpenStreetMap contributors.

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The Greina Trail starts in Campo Blenio (TI) and runs across terrain that straddles the Ticino/Graubünden border. Three formats are on offer: Classic Trail (27 km / 1440 m gain), Val da Camp Trail…
From the organiser

3 courses

  1. 4.5km2.8mi

    900 m D+2’953 ft D+

    37 m D-121 ft D-

    avg 20%

    In Töira Vertical

    28.08.

    No index
    GPX

  2. 15.3km9.5mi

    980 m D+3’215 ft D+

    934 m D-3’064 ft D-

    avg 6%

    Val da Camp Trail

    28.08.

    UTMB Index 20K
    GPX

  3. 27km16.8mi

    1’440 m D+4’724 ft D+

    1’759 m D-5’771 ft D-

    avg 5%

    Classic Trail

    28.08.

    UTMB Index 20K
    GPX

Course analysis

27 km16.8 mi1’440 m D+4’724 ft D+

41effort kmⓘ27 km on the map · feels like 41 km16.8 mi on the map · feels like 41 km
D+
1’440 m4’724 ft
D−
1’759 m5’771 ft
Max alt.
2’389 m7’838 ft
Steepest
27%

Segments

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Elevation profile: Classic Trail

1’206 m – 2’389 m3’957 ft – 7’838 ft

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