Château-Arnoux-Saint-Auban (French: [ʃɑto aʁnu sɛ̃t‿obɑ̃]; Occitan: Castèl-Arnós e Sant Auban, before 1991: Château-Arnoux)[3] is a commune in the department of Alpes-de-Haute-Provence in the region of Provence-Alpes-Côte d'Azur in southeastern France.

Château-Arnoux-Saint-Auban has one of the French pacifist monuments to the dead, which reads: "war is a crime".

The airfield is "Le Centre National de Vol à Voile", the French national centre for the sport of gliding.

A campus of the École nationale de l'aviation civile is located in the commune.

This Alpes-de-Haute-Provence geographical article is a stub.