The track and field competition at the 2011 Military World Games was held from 17–23 July 2011 at the Estádio Olímpico João Havelange in Rio de Janeiro. The programme contained 35 athletics events, 20 for men and 15 for women. The marathon races (held in conjunction with the annual Rio de Janeiro Marathon) took place on 17 July while the track and field events were held in the stadium from 19–23 July.