Sète Population and Area (Hérault)
Largest city in France 2026: up-to-date figures for Sète (Hérault)
Sète: Population and Area
With 45,901 inhabitants (INSEE total population in force on January 1, 2026), Sète is the 160th most populous town in France in 2026 and the 3rd most populous in the Hérault department, out of 341 communes. It covers 24 km² (5,856th largest area in France, 86th largest in the department), with a population density of 1,896 inhabitants per km², or 17 times the national average (110 inhabitants/km²), which ranks it 478th in France for density.
Sète is located in the Hérault department (34), in the Occitanie region (formerly Languedoc-Roussillon), where it ranks 11th by population out of 4,446 communes. The most populous town in the Hérault department is Montpellier (313,712 inhabitants); the department is home to 1,248,501 people over 6,101 km².
See the full ranking of communes in the Hérault department and the regional ranking: largest city in Occitanie.
Towns of similar size in the Hérault department: Montpellier (pop. 313,712), Béziers (pop. 82,629), Agde (pop. 30,340), Lunel (pop. 26,923), Castelnau-le-Lez (pop. 26,449).
Sources: INSEE, official population figures in force on January 1, 2026 (total population); areas: IGN / Observatoire des territoires; INSEE code 34301. Rankings are calculated across the 34,858 communes of metropolitan and overseas France in our database.