The sub-districts Davos, Jenaz, Klosters, Küblis and Luzein belonged until 1986 to the defunct district Oberlandquart; the sub-districts Schiers and Seewis to the defunct district Unterlandquart.
Mergers
On 1 January 2016 the former municipality of Saas im Prättigau merged into Klosters-Serneus.[3]