Cavillon is a commune in the Somme department in Hauts-de-France in northern France. Cavillon is a small village surrounded by fields and …Cavillon is a commune in the Somme department in Hauts-de-France in northern France. Cavillon is a small village surrounded by fields and woods, situated on the D121, D156 and D95 crossroads, about15 miles northwest of Amiens. Predominantly a farming area raising dairy cows, pigs and free-range chickens. A project to create a large pig-rearing facility is currently undergoing discussion and planning approval, much to the disgruntlement of the local population.