The Semi-marathon de Joinville is a road-running event in Joinville-le-Pont, France, with a 21.1 km half marathon as its main distance. The program also includes 5 km and 10 km races, so runners can choose a shorter effort or use the day for a full half-marathon test.
The route is set in an urban part of Joinville-le-Pont and also passes through a public park, giving the race a mix of town streets and green space. Hundreds of runners join, including experienced racers chasing a reference time and people trying the half marathon distance for the first time.