The architectural and historical specific features of Saint-Jacques church include, among other things:
Its massing, a Latin cross plan consisting of a rectangular nave, a transept, a protruding choir and a flat chevet with rounded edges; a straight-sided pitched roof covered with sheet metal with rods, pierced with bonneted dormers, and topped with a lantern where the transept crosses;
Its rusticated stone facade, including the two slightly protruding side towers (surmounted by an octagonal bell tower, a wrought spire and a cross, and pierced with semicircular portals), the broken arched pediment topped by a cross, the triple portal (fitted with double doors above which lie arched tympanums), the round-headed windows (some in groups of 3 or 4), the rectangular gemelled windows, architraves, belt courses and smooth stone quoins, as well as the arched arcade and cornice;
Its nave and choir walls, composed of rusticated stone masonry work, arched openings, an oculus, smooth stone architraves, a dentilled cornice along the arched arcades, belt courses and crowns;
Its location, set back from the public road, on a vast landscaped lot;
Its proximity to the village rectory, the Sisters of Saint Anne’s Convent, the Vieux Collège (old college), the sexton’s former house and the parish cemetery, within the core of the Catholic institution