Races

1. 12h Dusk to Dawn AUS 50 km trail Details →
2. 15h Yilan Dongshan River 100km Ultra-Marathon TWN 100 km trail Details →
3. 2. Etappe vom 2.SHDU(Südhessischer Doppelultra) DEU 45.2 km trail Details →
4. 2026 La DNF FRA 100 km trail Details →
5. 3 rondjes Groningen NLD 50 km road Details →
6. 3ª UltraHélike 100km ESP 100 km trail Details →
7. 4 rondjes Groningen NLD 60 km trail Details →
8. 40/50 Mile Challenge - Lake Carl Blackwell USA 80 km trail Details →
9. 40/50 Mile Challenge - Pinnacle Mountain USA 80 km trail Details →
10. 40/50 Mile Challenge - Tyler USA 80 km trail Details →
11. 50km-Ultramarathon des RLT Rodgau DEU 50 km trail Details →
12. 6 65 van Walcheren NLD 65 km trail Details →
13. 6 heures de Cocagne FRA 50 km trail Details →
14. A Stroll in The Park 12-Hour Endurance Run USA 50 km trail Details →
15. A Stroll in The Park 8-Hour Endurance Run USA 50 km trail Details →
16. AIA One Billion Trail THA 50 km trail Details →
17. ALOT 6 Hour Run DNK 50 km trail Details →
18. AZT Oracle Rumble 50 Km USA 50 km trail Details →
19. AZT Oracle Rumble 50 Mile USA 80 km trail Details →
20. Aare-Insel Brugg CHE 50 km trail Details →
21. Aare-Insel Brugg CHE 50 km trail Details →
22. Aare-Insel Brugg CHE 50 km trail Details →
23. Above the Clouds Ultra USA 50 km trail Details →
24. Across The Years, 100km USA 100 km trail Details →
25. Across The Years, 200mi USA 322 km trail Details →
26. Across the Years, 12h USA 50 km trail Details →
27. Across the Years, 6 days USA 50 km trail Details →
28. Across the Years, 6h USA 50 km trail Details →
29. Across the Years, Last Person Standing USA 50 km trail Details →
30. Adidas Terrex Infinite Trails 60K AUT 62 km trail Details →
31. Adventure Race 2026 BRA 45 km trail Details →
32. Alamo City Ultra USA 50 km trail Details →
33. Alaska Endurance 6 Hour Trail Run USA 50 km trail Details →
34. Alb Marathon Schwäbisch Gmünd DEU 50 km trail Details →
35. All Day at Holloway USA 50 km trail Details →
36. Aluminio Backyard Ultra BRA 50 km trail Details →
37. Alutaguse Bee Ultra EST 50 km trail Details →
38. American Bottoms 56mi USA 90 km trail Details →
39. American River 50 Mile Endurance Run USA 80 km trail Details →
40. Ancient Lakes 50 Mile Trail Run USA 80 km trail Details →
41. Ancient Lakes 50 km Trail Run USA 50 km trail Details →
42. Angry Tortoise 50K USA 50 km trail Details →
43. Ankara 6 Stundenlauf TUR 50 km trail Details →
44. Antarctic 100k Race CHL 100 km trail Details →
45. Antelope Canyon 50 Mile Race USA 80 km trail Details →
46. Antelope Canyon 55 Km Race USA 55 km trail Details →
47. Antelope Island Fall Classic 100 Mile USA 161 km trail Details →
48. Antelope Island Fall Classic 50K USA 50 km trail Details →
49. Anza Borrego Cuyamaca 50 Mile Run USA 80 km trail Details →
50. Arches Marathon USA 50 km trail Details →
51. Arches Ultra 50 Mile Race USA 80 km trail Details →
52. Arches Ultra 50 km Race USA 50 km trail Details →
53. Arktos 12 Hour Ultra USA 50 km trail Details →
54. Arktos 6 Hour Ultra USA 50 km trail Details →
55. Arrowhead 12 Hour Endurance Run USA 50 km trail Details →
56. Arrowhead 12 Hour Endurance Run (night) USA 50 km trail Details →
57. Arrowhead 6 Hour Endurance Run USA 50 km trail Details →
58. Arrowtown Backyard Ultra NZL 50 km trail Details →
59. Atlanta Fat Ass 50K USA 50 km trail Details →
60. Aussie Alpine Backyard Ultra AUS 50 km trail Details →
61. Austin Rattler Run 50K USA 50 km trail Details →
62. Austria Backyard 7+1 - Kirchdorf/Tirol AUT 50 km trail Details →
63. Austria Backyard Ultra - Amstetten-Forstheide AUT 50 km trail Details →
64. Austria Backyard Ultra - Kirchdorf in Tirol AUT 50 km trail Details →
65. Austria Backyard Ultra - Kirchschlag bei Linz AUT 50 km trail Details →
66. Austria Backyard Ultra - Loosdorf Trail AUT 50 km trail Details →
67. Austria Backyard Ultra - Seekirchen AUT 50 km trail Details →
68. Austria Backyard Ultra - Ternberg Trail AUT 50 km trail Details →
69. Austria Backyard Ultra - Thüringen/Vorarlberg AUT 50 km trail Details →
70. Autumn Harvest 12 Hour USA 50 km trail Details →
71. Autumn Squatch 50km Race USA 50 km trail Details →
72. Avalon Benefit 50 Km Run USA 50 km trail Details →
73. Avalon Benefit 50 Mile Run USA 80 km trail Details →
74. Azalea 12 Hour Race USA 50 km trail Details →
75. Azalea 50 Mile Race USA 80 km trail Details →
76. Azalea 50 km Race USA 50 km trail Details →
77. B.U.T.10x10 Burgbernheim Ultra Trail DEU 100 km trail Details →
78. B.U.T.5x10 Burgbernheim Ultra Trail DEU 50 km trail Details →
79. BAU Binnenalsterultra DEU 51.2 km trail Details →
80. BSB Ultra 2026 BRA 52 km trail Details →
81. Back 9 12 Hour Endurance Run USA 50 km trail Details →
82. Back On the Ranch Trail 12 Hour Run USA 50 km trail Details →
83. Back On the Ranch Trail 6 Hour Run USA 50 km trail Details →
84. BackYard Ultra Warmia POL 50 km trail Details →
85. Backyard DEU 50 km trail Details →
86. Backyard Infinity Trail Pont du Gard FRA 50 km trail Details →
87. Backyard Sandefjord NOR 50 km trail Details →
88. Backyard Ultra Club Kona ARG 50 km trail Details →
89. Backyard Ultra Piekiełki in the dark POL 50 km trail Details →
90. Backyard Ultra Spreewald Trail (B.U.S.T.) DEU 50 km trail Details →
91. Backyard Ultra Warszawa-Bemowo POL 50 km trail Details →
92. Backyard Ultra World Team Championships - Australia AUS 50 km trail Details →
93. Backyard Ultra World Team Championships - Austria AUT 50 km trail Details →
94. Backyard Ultra World Team Championships - Colombia COL 50 km trail Details →
95. Backyard Ultra World Team Championships - Czechia CZE 50 km trail Details →
96. Backyard Ultra World Team Championships - Iceland ISL 50 km trail Details →
97. Backyard Ås NOR 50 km trail Details →
98. Bad Ass Backyard Ultra USA 50 km trail Details →
99. Badger Mountain 100 Km Challenge USA 100 km trail Details →
100. Badger Mountain 50 Mile Challenge USA 80 km trail Details →

100 of 1883 listed — every one is pinned on the map. Full schedule →