The canton of Harnes is a canton situated in the department of the Pas-de-Calais and in the Hauts-de-France region of northern France. Geography The canton is organised around Harnes in the arrondissement of Lens. The elevation varies from 20m (Estevelles) to 46m (Harnes) for an average elevation of 29m. Composition At the French canton reorganisation which came into effect in March 2015, the canton was expanded from 3 to 6 communes: Billy-Montigny Bois-Bernard Fouquières-lès-Lens Harnes Noyelles-sous-Lens Rouvroy Population See also Cantons of Pas-de-Calais Communes of Pas-de-Calais Arrondissements of the Pas-de-Calais department References Harnes