Marathon Marathon The marathon is a long-distance race, completed by running, walking, or a run/walk strategy. There are also wheelchair divisions. The marathon has an official distance of 42.195 kilometres (26.219 miles; 26 miles 385 yards), usually run as a road race. The event was instituted in commemoration of the fabled run of the Greek soldier Pheidippides, a messenger from the Battle of Marathon to Athens, who reported the victory. The marathon was one of the original modern Olympic events in 1896, though the distance did not become standardized until 1921. More than 800 marathons are held throughout the world each
Houston Marathon 19th. The 5K event had close to 5,000 runners while the marathon and half marathon had nearly 13,000 runners each. The races bring crowds of nearly one half million to view the runners. The 1979 edition of the competition hosted the national marathon championship race for men and women. Houston was selected for the women's Olympic Trials in 1992 and held the USATF women's marathon championship in 1998. The half marathon course hosted the USATF Men's Half Marathon Championship from 2005 to 2008, and also hosted the women's event in 2007 and 2008. The 2012 U.S Olympic Marathon Trials for