Chaumont Population and Area (Haute-Marne)
Largest city in France 2026: up-to-date figures for Chaumont (Haute-Marne)
Chaumont: Population and Area
With 21,889 inhabitants (INSEE total population in force on January 1, 2026), Chaumont is the 434th most populous town in France in 2026 and the 2nd most populous in the Haute-Marne department, out of 426 communes. It covers 55 km² (921st largest area in France, 7th largest in the department), with a population density of 396 inhabitants per km², or 3.6 times the national average (110 inhabitants/km²), which ranks it 2,283rd in France for density.
Chaumont is located in the Haute-Marne department (52), in the Grand Est region (formerly Champagne-Ardenne), where it ranks 20th by population out of 5,115 communes. The most populous town in the Haute-Marne department is Saint-Dizier (23,281 inhabitants); the department is home to 172,981 people over 6,211 km².
See the full ranking of communes in the Haute-Marne department and the regional ranking: largest city in Grand Est.
Towns of similar size in the Haute-Marne department: Saint-Dizier (pop. 23,281), Langres (pop. 7,819), Nogent (pop. 3,606), Joinville (pop. 3,006).
Sources: INSEE, official population figures in force on January 1, 2026 (total population); areas: IGN / Observatoire des territoires; INSEE code 52121. Rankings are calculated across the 34,858 communes of metropolitan and overseas France in our database.