Tremblay-en-France Population and Area (Seine-Saint-Denis)

Tremblay-en-France: Population and Area

With 38,519 inhabitants (INSEE total population in force on January 1, 2026), Tremblay-en-France is the 208^th most populous town in France in 2026 and the 23^rd most populous in the Seine-Saint-Denis department, out of 39 communes. It covers 22 km² (6,689^th largest area in France, largest in the department), with a population density of 1,717 inhabitants per km², or 16 times the national average (110 inhabitants/km²), which ranks it 538^th in France for density.

Tremblay-en-France is located in the Seine-Saint-Denis department (93), in the Île-de-France region, where it ranks 69^th by population out of 1,266 communes. The most populous town in the Seine-Saint-Denis department is Saint-Denis (149,936 inhabitants); the department is home to 1,710,659 people over 236 km².

See the full ranking of communes in the Seine-Saint-Denis department and the regional ranking: largest city in Île-de-France.

Towns of similar size in the Seine-Saint-Denis department: Villepinte (pop. 41,579), Stains (pop. 41,471), Neuilly-sur-Marne (pop. 39,891), Romainville (pop. 37,224), Villemomble (pop. 29,969), Clichy-sous-Bois (pop. 29,421).

Sources: INSEE, official population figures in force on January 1, 2026 (total population); areas: IGN / Observatoire des territoires; INSEE code 93073. Rankings are calculated across the 34,858 communes of metropolitan and overseas France in our database.