| Trail World Championships | |
| Status: | active |
| Genre: | sporting event |
| Date: | mid-year |
| Frequency: | annual |
| Location: | various |
| First: | 2007 |
| Last: | 2019 |
| Organised: | IAU |
The IAU Trail World Championships are annual trail running World Championships, from 2007 up to 2015 was biennial, held for the first time in Huntsville, United States in 2007 and organised by International Association of Ultrarunners.[1]
The 2021 World Mountain and Trail Running Championships (abbreviated WMTRC 2021), held in Chiang Mai, Thailand, from November 4–6, 2022, combined the World Mountain Running Championships and IAU Trail World Championships.
| Year | Date | Venue | Country | Distance | Arrived at the finish | Notes | ||
|---|---|---|---|---|---|---|---|---|
| 1st | 2007 | 8 December | Huntsville, 18. Sunmart Texas Trail | 80.5 km | 172 (128 m, 44 w) | Results, Results | ||
| 2nd | 2009 | 12 July | Serre Chevalier, Merrell Sky Race | 68 km | 46 (32 m, 14 w) | Results | ||
| 3rd | 2011 | 9 July | Connemara | 71.5 km | 98 (68 m, 30 w) | Results, Results | ||
| 4th | 2013 | 6 July | Llanrwst Wales | 75 km | 99 (53 m, 46 w) | Report, Results, Results (xls 84kb) | ||
| 5th | 2015 | 30 May | Annecy, 4. Maxi Race du Lac d'Annecy | 84 km | 229 (144 m, 85 w) | Report, Results | ||
| 6th | 2016 | 29 October | Braga, Trans Peneda-Gerês | 85 km | 203 (119 m, 84 w) | Report, Results | ||
| 7th | 2017 | 10 June | Badia Prataglia, Sacred Forests | 50 km | 239 (138 m, 101 w) | Report, Results | ||
| 8th | 2018 | 12 May | Castellón de la Plana, 18. Penyagolosa Trails HG | 85.3 km | 263 (159 m, 104 w) | Results | ||
| 9th | 2019 | 8 June | Miranda do Corvo, Trilhos dos Abutres | 44.2 km | 363 (204 m, 159 w) | Results |
| Gold | Silver | Bronze | ||
|---|---|---|---|---|
| 2007 |  |  Marc Vanderlinden |  José Azevedo | |
| 2009 |  | Dachhiri Sherpa | ||
| 2011 | |  Jason Loutitt | | |
| 2013 |  Ricky Lightfoot | | ||
| 2015 | |  Luis Alberto Hernando | | |
| 2016 | Luis Alberto Hernando | Nicolas Martin | | |
| 2017 | Luis Alberto Hernando | Cristofer Clemente | Cedric Fleureton | |
| 2018 | Luis Alberto Hernando | Cristofer Clemente | Thomas Evans | |
| 2019 | Jonathan Albon | | Christian Mathys |
| Gold | Silver | Bronze | ||
|---|---|---|---|---|
| 2007 |  Norimi Sakurai |  Helena Crossan | Adela Salt | |
| 2009 |  | Angela Mudge | Lizzy Hawker | |
| 2011 | | | | |
| 2013 | | Aurélia Truel | Maria Chiara Parigi | |
| 2015 | | | Maite Maiora | |
| 2016 | | | Ragna Debats | |
| 2017 | | | Silvia Rampazzo | |
| 2018 | Ragna Debats | | | |
| 2019 | Blandine L'Hirondel |  Ruth Croft | Sheila Avilés |
See main article: world championships.