The four races

UTMB

Ultra-Trail du Mont-Blanc, Chamonix, France. First held in 2003.

Editions held
23
Individual finishers
25,304
Total finishes
32,320
Runners who only need this one
2

Diagonale des Fous

Grand Raid Réunion, Réunion Island, France. First held in 1993.

Editions held
33
Individual finishers
26,710
Total finishes
42,446
Runners who only need this one
114

Western States

Western States 100, California, USA. First held in 1974.

Editions held
51
Individual finishers
7,141
Total finishes
11,361
Runners who only need this one
30

Hardrock

Hardrock 100, Colorado, USA. First held in 1992.

Editions held
31
Individual finishers
1,161
Total finishes
2,635
Runners who only need this one
72