Endure Weekly
The Iconic Ultras Race Roster

North America's iconic ultras.
And one in Chamonix.

Field briefings — course, qualifying paths, lottery odds, gear strategy, pacing. Practical, not promotional. New race added every other week.

  1. № 01 Jun

    Western States 100

    Olympic Valley → Auburn, CA · USA

    100 mi · 18,000 ft · 30h cutoff · Last Sat. June
    →
  2. № 02 Aug

    Ultra-Trail du Mont-Blanc

    Chamonix · France / Italy / Switzerland

    171 km · 10,000 m · 46.5h cutoff · Last week Aug.
    →
  3. № 03 Aug

    Leadville Trail 100

    Leadville, CO · USA

    100 mi · 15,600 ft · 30h cutoff · Mid-Aug.
    →
  4. № 04 Jul

    Hardrock 100

    Silverton, CO · USA

    100.5 mi · 33,000 ft · 48h cutoff · Mid-July
    →
  5. № 05 May

    Cocodona 250

    Black Canyon → Flagstaff, AZ · USA

    250 mi · 40,000 ft · 125h cutoff · Early May
    →
  6. № 06 Sep

    Wasatch Front 100

    Kaysville → Heber City, UT · USA

    100 mi · 26,000 ft · 36h cutoff · Early Sept.
    →
  7. № 07 Aug

    Bigfoot 200

    Marble Mountain, WA · USA

    207 mi · 41,000 ft · 192h cutoff · Mid-Aug.
    →
  8. № 08 Jun

    Bighorn Trail 100

    Dayton, WY · USA

    100 mi · 18,000 ft · 34h cutoff · Mid-June
    →

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