It was founded on 1 January 2009 by the former municipalities of Epauvillers, Epiquerez, Montenol, Montmelon, Ocourt, Saint-Ursanne and Seleute.

Clos du Doubs can also refer to a range of the Jura folds south-west of Saint-Ursanne.

The region includes the section of the Doubs valley near Saint-Ursanne, about 15 km (9.3 mi) west of Delémont.

The region covers about 80 km2 (31 sq mi), centered on the village of Saint-Ursanne.

[8] Most of the population (as of 2000[update]) speaks French (90.5%) as their first language, German is the second most common (6.0%) and Serbo-Croatian is the third (1.1%).

The entire village of Saint-Ursanne and the hamlet of Montenol are part of the Inventory of Swiss Heritage Sites.

This is followed by three years of obligatory lower Secondary school where the students are separated according to ability and aptitude.

[11] During the 2009-10 school year, there were a total of 100 students attending 7 classes in Clos du Doubs.