Biarritz Population and Area (Pyrénées-Atlantiques)
Largest city in France 2026: up-to-date figures for Biarritz (Pyrénées-Atlantiques)
Biarritz: Population and Area
With 26,879 inhabitants (INSEE total population in force on January 1, 2026), Biarritz is the 340th most populous town in France in 2026 and the 4th most populous in the Pyrénées-Atlantiques department, out of 545 communes. It covers 12 km² (16,310th largest area in France, 198th largest in the department), with a population density of 2,305 inhabitants per km², or 21 times the national average (110 inhabitants/km²), which ranks it 394th in France for density.
Biarritz is located in the Pyrénées-Atlantiques department (64), in the Nouvelle-Aquitaine region (formerly Aquitaine), where it ranks 25th by population out of 4,293 communes. The most populous town in the Pyrénées-Atlantiques department is Pau (81,891 inhabitants); the department is home to 725,655 people over 7,645 km².
See the full ranking of communes in the Pyrénées-Atlantiques department and the regional ranking: largest city in Nouvelle-Aquitaine.
Towns of similar size in the Pyrénées-Atlantiques department: Pau (pop. 81,891), Bayonne (pop. 55,590), Anglet (pop. 44,406), Hendaye (pop. 18,506), Saint-Jean-de-Luz (pop. 15,268), Billère (pop. 14,645).
Sources: INSEE, official population figures in force on January 1, 2026 (total population); areas: IGN / Observatoire des territoires; INSEE code 64122. Rankings are calculated across the 34,858 communes of metropolitan and overseas France in our database.