Cormeilles-en-Parisis Population and Area (Val-d'Oise)

Cormeilles-en-Parisis: Population and Area

With 27,522 inhabitants (INSEE total population in force on January 1, 2026), Cormeilles-en-Parisis is the 328^th most populous town in France in 2026 and the 14^th most populous in the Val-d'Oise department, out of 183 communes. It covers 8.48 km² (21,865^th largest area in France, 47^th largest in the department), with a population density of 3,246 inhabitants per km², or 30 times the national average (110 inhabitants/km²), which ranks it 260^th in France for density.

Cormeilles-en-Parisis is located in the Val-d'Oise department (95), in the Île-de-France region, where it ranks 123^rd by population out of 1,266 communes. The most populous town in the Val-d'Oise department is Argenteuil (106,546 inhabitants); the department is home to 1,290,942 people over 1,246 km².

See the full ranking of communes in the Val-d'Oise department and the regional ranking: largest city in Île-de-France.

Towns of similar size in the Val-d'Oise department: Ermont (pop. 29,691), Gonesse (pop. 27,794), Taverny (pop. 27,756), Sannois (pop. 27,266), Eaubonne (pop. 26,558), Saint-Ouen-l'Aumône (pop. 25,699).

Sources: INSEE, official population figures in force on January 1, 2026 (total population); areas: IGN / Observatoire des territoires; INSEE code 95176. Rankings are calculated across the 34,858 communes of metropolitan and overseas France in our database.