Saint-Malo Population and Area (Ille-et-Vilaine)

Saint-Malo: Population and Area

With 48,675 inhabitants (INSEE total population in force on January 1, 2026), Saint-Malo is the 141^st most populous town in France in 2026 and the 2^nd most populous in the Ille-et-Vilaine department, out of 332 communes. It covers 37 km² (2,540^th largest area in France, 43^rd largest in the department), with a population density of 1,331 inhabitants per km², or 12 times the national average (110 inhabitants/km²), which ranks it 706^th in France for density.

Saint-Malo is located in the Ille-et-Vilaine department (35), in the Brittany region, where it ranks 6^th by population out of 1,202 communes. The most populous town in the Ille-et-Vilaine department is Rennes (234,950 inhabitants); the department is home to 1,145,286 people over 6,775 km².

See the full ranking of communes in the Ille-et-Vilaine department and the regional ranking: largest city in Brittany.

Towns of similar size in the Ille-et-Vilaine department: Rennes (pop. 234,950), Fougères (pop. 20,946), Bruz (pop. 20,113), Vitré (pop. 19,938).

Sources: INSEE, official population figures in force on January 1, 2026 (total population); areas: IGN / Observatoire des territoires; INSEE code 35288. Rankings are calculated across the 34,858 communes of metropolitan and overseas France in our database.