Pontoise Population and Area (Val-d'Oise)

Pontoise: Population and Area

With 32,475 inhabitants (INSEE total population in force on January 1, 2026), Pontoise is the 259^th most populous town in France in 2026 and the 7^th most populous in the Val-d'Oise department, out of 183 communes. It covers 7.15 km² (24,707^th largest area in France, 74^th largest in the department), with a population density of 4,542 inhabitants per km², or 41 times the national average (110 inhabitants/km²), which ranks it 164^th in France for density.

Pontoise is located in the Val-d'Oise department (95), in the Île-de-France region, where it ranks 89^th 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: Garges-lès-Gonesse (pop. 41,893), Franconville (pop. 37,896), Bezons (pop. 36,551), Herblay-sur-Seine (pop. 32,044), Goussainville (pop. 31,413), Villiers-le-Bel (pop. 30,195).

Sources: INSEE, official population figures in force on January 1, 2026 (total population); areas: IGN / Observatoire des territoires; INSEE code 95500. Rankings are calculated across the 34,858 communes of metropolitan and overseas France in our database.