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Ultramarathon Database

Fiesch, Switzerland · Trail

Official site

Swiss Alps 100

A high, steep Swiss mountain race in Fiesch, Valais: a 160 km with 10,150 m of climbing, a 100 km and a 50 km, the two longer ones Western States qualifiers, run each August.

2025·2026·2027

Completed August 7, 2026

160 Km

women

  1. 1. Claire Bannwarth27:52:33
  2. 2. Jasmin Paris29:23:48
  3. 3. Marie Vialle Brasseur36:06:22

men

  1. 1. Nick Cusseneers22:48:37
  2. 2. Raphael Sprenger24:25:03
  3. 3. Yannick Widmer25:18:32

100 Km

women

  1. 1. Victoria Buchli16:21:19
  2. 2. Jessica Cohen16:24:30
  3. 3. Marta Wenta16:26:25

men

  1. 1. Gilles Roux12:19:40
  2. 2. Nico Lacher13:16:42
  3. 3. Manuel Sprenger13:42:37

50 Km

women

  1. 1. Lore Smeets6:24:17
  2. 2. Karen Gaard7:05:09
  3. 3. Vicky Vida7:22:09

men

  1. 1. Christoph Frank5:50:32
  2. 2. Pierre Bruchez6:17:51
  3. 3. Dario Trovatelli6:18:01

Next edition: Friday, August 6, 2027

Distances

160 Km

Distance
160 km (99 mi)
Vert gain
10,150 m (33,300 ft)
Start
7:30 AM GMT+2
Cutoff
50 hr

WSER 2027 qualifier (sub-50:00)

100 Km

Distance
100 km (62 mi)
Vert gain
6,250 m (20,500 ft)
Start
5:30 PM GMT+2
Cutoff
27 hr

WSER 2027 qualifier (sub-25:00)

50 Km

Distance
50 km (31 mi)
Start
Aug 8, 6:00 AM GMT+2

About

Swiss Alps 100 runs out of Fiesch in the Valais, on high trails above the Aletsch Glacier region. Its flagship 160K climbs about 10,150 metres, a 100K climbs about 6,250, and a 50K climbs about 3,210; all three are steep, high, and technical. The weekend also holds a Vertical and a kids' run.

The 160K starts at 7:30 a.m. Friday and holds a 50-hour cutoff; the 100K starts at 5:30 p.m. Friday with a 27-hour cutoff; the 50K starts at 6 a.m. Saturday with 15 hours. The two longer races count as Western States 100 qualifiers, the 160K under 50 hours and the 100K under 25.

Course

High trails above the Aletsch region out of Fiesch. The 160K climbs about 10,150 metres and starts at 7:30 a.m. Friday with a 50-hour cutoff; the 100K climbs about 6,250 metres and starts at 5:30 p.m. Friday with a 27-hour cutoff; the 50K climbs about 3,210 metres and starts at 6 a.m. Saturday with a 15-hour cutoff.

How to register

Registration is on the Swiss Alps 100 site, which sells through raceresult, and the next edition opens as soon as the last one has run. The weekend also holds a Vertical and a kids' run.

Results by year

  • 2027August 6, 2027 · upcoming
  • 2026August 7, 2026 · completed
    160 Km: Nick Cusseneers 22:48:37 · Claire Bannwarth 27:52:33; 100 Km: Gilles Roux 12:19:40 · Victoria Buchli 16:21:19; 50 Km: Christoph Frank 5:50:32 · Lore Smeets 6:24:17
  • 2025August 8, 2025 · completed
    160 Km: Yurick Aregger 23:38:44 · Barbara Drews 31:18:59; 100 Km: Stefano Rinaldi 12:10:17 · Meryl Cooper 15:35:48; 50 Km: Frédéric Brun 5:39:55 · Kathrin Götz 6:48:43

Official links