The IAU 24 Hour World Championship is an international 24-hour run competition organised by the International Association of Ultrarunners (IAU).IAU 24H World Championship. International Association of Ultrarunners. Retrieved 2025-04-07. Since 2015, the World Championship has alternated annually with the IAU 100 km World Championships.IAU Championships. International Association of Ultrarunners. Retrieved 2025-04-07.
Preceded in 2001 by the IAU World 24 Hours Track Championships, as a track running event, this competition became the IAU World 24 Hours Challenge in 2003.IAU World 24 Hours Challenge. GBR Athletics. Retrieved 2025-04-07. The road running event was later upgraded to World Championships status after 2006. It is one of the IAU's four main world championship events (alongside the 100 km World Championships, 50 km World Championships, and Trail World Championships) and is the only one with a limited time format, rather than a distance-based one.IAU Championships . International Association of Ultrarunners. Retrieved 2015-03-21.
The competition has often incorporated the IAU 24 Hour European Championships – a continental event which pre-dates the global competition, having first been held in 1992. The annual schedule has twice been broken: first in 2011, with Brugg, Switzerland failing to proceed as host,Michiels, Paul & Milroy, Andy (2013-05-07). IAU 24 Hour Championships. Association of Road Running Statisticians. Retrieved 2015-03-21. and again in 2014, with the agreed host (Plzeň, Czech Republic) being unable to hold the eleventh edition of the competition.2014 World 24-Hour Run Championships . USATF. Retrieved on 2015-03-21. The event has mainly been held in Europe: in 2006, Taipei became the first Asian city to hold the races and Drummondville, Quebec followed as the first North American host in 2007.
New Championship records were set at the 2023 Championship, including 301.790 kilometres by Aleksandr Sorokin from Lithuania and 270.363 kilometres by Miho Nakata2023 IAU 24H World Championships Final Results from Japan.
Editions
Ed.YearCityCountryDatesNo. ofnationsNo. ofathletes—2001San Giovanni LupatotoItaly22–23 September1stUdenNetherlands11–12 October2ndBrnoCzech Republic23–24 October3rdWörschachAustria16–17 July4thTaipeiRepublic of China25–26 February2006 IAU 24 Hour World Challenge. USATF. Retrieved on 2015-03-21.5thDrummondville, QuebecCanada28–29 July Mountain/Ultra/Trail 2007 Annual Report . USATF (2007-10-08). Retrieved 2015-03-21.6thSeoulSouth Korea18–19 OctoberRECAP: IAU RACES 2008 . International Association of Ultrarunners. Retrieved 2025-04-07.7thBergamoItaly2–3 MayOlsson and Fontaine take IAU 24hr World Challenge titles in Bergamo. World Athletics (2009-05-05). Retrieved on 2025-04-07.8thBrive-la-GaillardeFrance13–14 MayInoue and Fontaine take 24 Hour IAU World Championship titles. World Athletics (2010-05-19). Retrieved 2025-04-07.—2011CancelledInternational Ultrarunners Without a World Championship Race For The Second Time This Year. Ultra Running Magazine (2014-07-24). Retrieved 2025-04-07.9thKatowicePoland8–9 September10thSteenbergenNetherlands11–12 May22261—2014Cancelled11thTurinItaly11–12 April2015 IAU World 24 Hour Championships Selection Procedures . USATF. Retrieved 2015-03-21.Pięć medali Polaków na MŚ i ME w biegu 24-godzinnym . Maratony Polskie (2015-04-15). Retrieved 2025-04-07.4030212thBelfastUnited Kingdom1–2 July13thAlbiFrance26–27 October—2021CancelledCancellations of 2021 IAU 24H and IAU 50 km World Championship. IAU (2021-06-25). Retrieved 2022-06-08.14thTaipeiTaiwan1–2 December15th2025AlbiFrance25–26 October
Medallists Men's individual 275.828 270.337 259.778 270.087 267.223 264.967 269.085 259.064 257.881 268.065 263.810 256.368 272.936 248.563 246.098 263.562 257.018 253.814 273.366 267.174 264.389 257.042 244.492 242.713 273.708 266.577 263.841 277.543 261.718 257.819 269.675 262.734 259.939 263.899 261.181 261.140 270.870 267.187 266.515 278.972 276.222 275.485 301.790 292.254 284.5402025 294.346 285.513 283.699
Men's team 791.901 739.569 729.956 745.725 740.396 704.876 734.498 731.299 725.897 755.569 724.412 709.677 761.842 742.206 673.092 785.432 773.635 723.287 706.984 693.445 689.111 778.678 758.932 757.468 759.457 756.710 754.786 780.552 752.567 752.007 770.777 752.665 745.075 783.159 763.630 755.458 799.754 782.241 779.076 813.368 787.964 772.1272025 797.030 791.195 780.651
Women's individual 235.029 226.781 222.445 237.052 232.050 227.279 237.154 235.012 225.573 242.228 239.874 234.803 237.144 231.356 229.146 236.848 233.137 230.288 239.685 239.252 229.818 243.644 234.977 223.848 239.797 231.390 230.258 244.232 240.385 238.875 252.205 244.669 236.228General Results, female iau-ultramarathon.org 244.495 239.740 238.964 259.991 251.078 248.970 270.116 254.288 247.723 270.363 254.463 249.5412025 278.622 274.172 271.987
Women's team 684.858 649.303 628.440 661.558 657.610 635.932 709.573 654.385 604.514 671.477 654.555 596.172 671.329 641.207 614.488 708.755 650.257 629.868 684.078 636.159 626.386 685.800 658.112 654.863 694.620 666.503 666.461 710.599 705.582 670.698 720.046 684.981 678.468 740.856 740.234 689.622 746.132 721.124 696.846 726.552 702.911 697.2752025 768.641 744.601 726.983
References
Medalists Michiels, Paul & Milroy, Andy (2013-05-07). IAU 24 Hour Championships. Association of Road Running Statisticians. Retrieved on 2015-03-21.
External links IAU 24 Hour World Championship at statistik.d-u-v.org