Upcoming Races & Club Events « All Events This event has passed. Ironman World Championship October 12, 2019 « Wineglass Marathon New England Half-Marathon » Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Details Date: October 12, 2019 Website: http://www.ironman.com/triathlon/events/americas/ironman/world-championship.aspx#axzz3py9UhT17 Organizer Ironman View Organizer Website