The Lille Métropole Half Marathon (French: Semi-Marathon de Lille Métropole) is an annual half marathon foot race which takes place in Lille, France, in early September. First organised by the in 1986, the race began as a marathon event before switching to the shorter distance in 1996. The course of the race begins in the Boulevard de la Liberté and finishes at the front of Lille's city hall on Rue de Paris.