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Marathon du Mont-Blanc 2026

Chamonix, France, 27 Jun 2026

2 distances from 24 to 43 km, up to 2,353 m of climb.

Distances

• 24 km: 24 km, 1616 m of climb, highest point 2070 m, 27 Jun 2026.

  24 km cut-off times

  • Montroc, 11.4 km: 11:20
  • La Flégère, 18.4 km: 13:20
  • Planpraz Arrivée, 23.5 km: 14:50

  24 km aid stations

  • Montroc, 11.4 km
  • La Flégère, 18.4 km
  • Planpraz Arrivée, 23.5 km

  24 km equipment

  • At least 1 liter of water (mandatory)
  • cash (mandatory)
  • cup (mandatory)
  • Survival blanket (140 cm x 200 cm) (mandatory)
  • Waterproof jacket with hood (Gore-Tex type) adapted to your size (mandatory)
  • whistle (mandatory)
  • Working cell phone (mandatory)
  • beanie (recommended)
  • gloves (recommended)
  • Tights (recommended)
• 43 km: 43 km, 2353 m of climb, highest point 2192 m, 28 Jun 2026.

  43 km aid stations

  • Aid station 1, 13.5 km
  • Aid station 2, 23.5 km
  • Aid station 3, 34.2 km