Dammarie-les-Lys Population and Area (Seine-et-Marne)

Dammarie-les-Lys: Population and Area

With 23,673 inhabitants (INSEE total population in force on January 1, 2026), Dammarie-les-Lys is the 388^th most populous town in France in 2026 and the 9^th most populous in the Seine-et-Marne department, out of 507 communes. It covers 10 km² (18,635^th largest area in France, 240^th largest in the department), with a population density of 2,312 inhabitants per km², or 21 times the national average (110 inhabitants/km²), which ranks it 391^st in France for density.

Dammarie-les-Lys is located in the Seine-et-Marne department (77), in the Île-de-France region, where it ranks 142^nd by population out of 1,266 communes. The most populous town in the Seine-et-Marne department is Meaux (57,360 inhabitants); the department is home to 1,484,180 people over 5,915 km².

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

Towns of similar size in the Seine-et-Marne department: Bussy-Saint-Georges (pop. 27,798), Champs-sur-Marne (pop. 27,589), Villeparisis (pop. 27,070), Combs-la-Ville (pop. 23,522), Roissy-en-Brie (pop. 23,370), Torcy (pop. 22,941).

Sources: INSEE, official population figures in force on January 1, 2026 (total population); areas: IGN / Observatoire des territoires; INSEE code 77152. Rankings are calculated across the 34,858 communes of metropolitan and overseas France in our database.