Gennevilliers Population and Area (Hauts-de-Seine)
Largest city in France 2026: up-to-date figures for Gennevilliers (Hauts-de-Seine)
Gennevilliers: Population and Area
With 51,177 inhabitants (INSEE total population in force on January 1, 2026), Gennevilliers is the 133rd most populous town in France in 2026 and the 13th most populous in the Hauts-de-Seine department, out of 36 communes. It covers 12 km² (16,354th largest area in France, 3rd largest in the department), with a population density of 4,397 inhabitants per km², or 40 times the national average (110 inhabitants/km²), which ranks it 169th in France for density.
Gennevilliers is located in the Hauts-de-Seine department (92), in the Île-de-France region, where it ranks 44th by population out of 1,266 communes. The most populous town in the Hauts-de-Seine department is Boulogne-Billancourt (120,206 inhabitants); the department is home to 1,670,575 people over 176 km².
See the full ranking of communes in the Hauts-de-Seine department and the regional ranking: largest city in Île-de-France.
Towns of similar size in the Hauts-de-Seine department: Clichy (pop. 64,658), Neuilly-sur-Seine (pop. 60,515), Clamart (pop. 59,112), Suresnes (pop. 49,494), Meudon (pop. 46,959), Montrouge (pop. 46,579).
Sources: INSEE, official population figures in force on January 1, 2026 (total population); areas: IGN / Observatoire des territoires; INSEE code 92036. Rankings are calculated across the 34,858 communes of metropolitan and overseas France in our database.