La Fare-les-Oliviers is a commune of 6,334 people ( 1999 ) . It is located in the region Provence-Alpes-C Ã te d'Azur in the Bouches-du-Rh Ã ne department in the south of France . La Fare-les-Oliviers is a commune in the Bouches-du-Rh Ã ne department in southern France .