The Semi-Marathon de Sète is an October road race held in Sète, a port city in Hérault, Occitanie, situated next to the Thau Lagoon. The primary event is the 21.1 km half marathon, complemented by shorter 10 km and 5 km races, ensuring participation opportunities beyond just half-marathon competitors.
The race route features sections along the coast, a notable detail from the event's information. The event benefits the charity Les Dys Mille Pas. Its promotional materials highlight community, shared experiences, inclusivity, and personal challenge. The entry fees are set at 10 EUR for the 5 km, 15 EUR for the 10 km, and 25 EUR for the half marathon.