Saint-Lô Population and Area (Manche)
Largest city in France 2026: up-to-date figures for Saint-Lô (Manche)
Saint-Lô: Population and Area
With 20,213 inhabitants (INSEE total population in force on January 1, 2026), Saint-Lô is the 488th most populous town in France in 2026 and the 2nd most populous in the Manche department, out of 445 communes. It covers 23 km² (6,332nd largest area in France, 52nd largest in the department), with a population density of 872 inhabitants per km², or 8.0 times the national average (110 inhabitants/km²), which ranks it 1,094th in France for density.
Saint-Lô is located in the Manche department (50), in the Normandy region (formerly Lower Normandy), where it ranks 15th by population out of 2,644 communes. The most populous town in the Manche department is Cherbourg-en-Cotentin (80,317 inhabitants); the department is home to 512,167 people over 5,951 km².
See the full ranking of communes in the Manche department and the regional ranking: largest city in Normandy.
Towns of similar size in the Manche department: Cherbourg-en-Cotentin (pop. 80,317), Granville (pop. 13,143), La Hague (pop. 11,761), Avranches (pop. 10,669).
Sources: INSEE, official population figures in force on January 1, 2026 (total population); areas: IGN / Observatoire des territoires; INSEE code 50502. Rankings are calculated across the 34,858 communes of metropolitan and overseas France in our database.