Chevreuse is a commune in the French department of Yvelines, administrative region of Île-de-France, north-central France. Chevreu…Chevreuse is a commune in the French department of Yvelines, administrative region of Île-de-France, north-central France. Chevreuse is located south of Paris, in the middle of a regional natural park, Parc naturel régional de la haute vallée de Chevreuse. The river Yvette flows through the area, forming the fertile Vallée de Chevreuse.