With thousands of runners and spectators, it is the largest single day sporting event in the city.
[3][clarification needed] The first marathon, run on December 30, 1972, featured 113 runners and a crowd of approximately 200 people.
[3] The 1979 edition of the competition hosted the national marathon championship race for men and women.
[3][4] The 2012 U.S. Olympic Marathon Trials for both men and women were held the Saturday prior to the Sunday races.
[citation needed] George W. Bush ran in the Houston Marathon at age 46 in 1993, finishing with a time of 3 hours, 44 minutes, 52 seconds.