Blois Population and Area (Loir-et-Cher)
Largest city in France 2026: up-to-date figures for Blois (Loir-et-Cher)
Blois: Population and Area
With 48,742 inhabitants (INSEE total population in force on January 1, 2026), Blois is the 140th most populous town in France in 2026 and the most populous in the Loir-et-Cher department, out of 267 communes. It covers 37 km² (2,408th largest area in France, 44th largest in the department), with a population density of 1,301 inhabitants per km², or 12 times the national average (110 inhabitants/km²), which ranks it 734th in France for density.
Blois is located in the Loir-et-Cher department (41), in the Centre-Val de Loire region (formerly Centre), where it ranks 4th by population out of 1,754 communes. It is the most populous town in the Loir-et-Cher department, which is home to 337,089 people over 6,343 km².
See the full ranking of communes in the Loir-et-Cher department and the regional ranking: largest city in Centre-Val de Loire.
Towns of similar size in the Loir-et-Cher department: Romorantin-Lanthenay (pop. 18,847), Vendôme (pop. 16,364), Vineuil (pop. 8,270).
Sources: INSEE, official population figures in force on January 1, 2026 (total population); areas: IGN / Observatoire des territoires; INSEE code 41018. Rankings are calculated across the 34,858 communes of metropolitan and overseas France in our database.