Aisne

Aisne
Laon, capital city of the Aisne department
Location of Aisne in France
Coordinates: 49°30′N 3°30′E / 49.500°N 3.500°E / 49.500; 3.500
CountryFrance
RegionHauts-de-France
PrefectureLaon
SubprefecturesChâteau-Thierry
Saint-Quentin
Soissons
Vervins
Government
 • President of the Departmental CouncilNicolas Fricoteaux (UDI)
Area
 • Total
7,369 km2 (2,845 sq mi)
Population
 (2023)
 • Total
523,342
 • Rank51st
 • Density71.02/km2 (183.9/sq mi)
Time zoneUTC+1 (CET)
 • Summer (DST)UTC+2 (CEST)
Department number02
Arrondissements5
Cantons21
Communes798
^1 French Land Register data, which exclude estuaries, and lakes, ponds, and glaciers larger than 1 km2

Aisne (/n/ ayn, US also /ɛn/ en; French: [ɛːn] ; Picard: Ainne) is a French department in the Hauts-de-France region of northern France. It is named after the river Aisne. In 2020, it had a population of 529,374.