Clamart is located in Paris city, France at the 48.803, 2.2669 coordinates. Distance from Clamart to other cities. are listed below, click on the city name to find distance between. Distance from Clamart to Cergy-Pontoise 30 km, to Saint-Quentin-en-Yvelines 18 km, to Boulogne-Billancourt 4 km. The green marker indicates the location of Clamart.