L'Île-Saint-Denis is a French commune in the northern suburbs of Paris, Île-de-France. It is located 9.4 km (5.8 mi) from the centre of Paris.

Saint-Denis is a commune in the northern suburbs of Paris, France. It is located 9.4 km (5.8 mi) from the centre of Paris. Saint-Denis is the second most populated suburb of Paris, with a population of 113,116 at the 2020 census. It is a subprefecture of the department of Seine-Saint-Denis, being the seat of the arrondissement of Saint-Denis. It is also part of the Métropole du Grand Paris.