In 1800 the arrondissements of Valence, Die, Montélimar and Nyons were established. The arrondissement of Montélimar was disbanded in 1926.[3] In 2006 the four cantons of Dieulefit, Marsanne, Montélimar-1 and Montélimar-2 that previously belonged to the arrondissement of Valence were assigned to the arrondissement of Nyons.[3]
The borders of the arrondissements of Drôme were modified in January 2017:[4]
six communes from the arrondissement of Die to the arrondissement of Nyons
one commune from the arrondissement of Die to the arrondissement of Valence
17 communes from the arrondissement of Valence to the arrondissement of Die
one commune from the arrondissement of Valence to the arrondissement of Nyons