What You Need to Know About Aisne
The Aisne department is a French department named after a river of the same name. Its postal code is 02 and it was one of the oldest departments in the country, created in 1970. It is subdivided into 4 sub-prefectures including: Château-Thierry, Saint Quentin, Soissons, and Vervins. The inhabitants of Aisne are called Axonais, and the department currently has 533,316 inhabitants living in an area of 7,362.68 km2, which corresponds to a density of 72 inhabitants per km2. Aisne is subdivided into 5 arrondissements, 5 legislative arrondissements, 21 cantons, 19 intercommunalities, and 800 communes.
Indeed, the climate of Aisne is of the oceanic continental type. Temperatures are moderate, meaning that the difference between temperatures is not large. This difference is about 5°C during the cold season (winter) and about 20°C during the hot season (summer). However, there is a lot of precipitation in Aisne, about 123 days per year, and the amount of rain can even reach 700 mm per year, or even 1000 mm per year. This climate could be disturbed by heat waves in summer and severe cold in winter.

What Are the Neighboring Departments of Aisne?
Indeed, Aisne is located right in the center of Île-de-France, Nord Pas-de-Calais, Champagne-Ardenne, and Picardy. The neighboring departments of Aisne are first, Belgium to the northeast, Somme, Seine-et-Marne, and Marne to the south, and finally, to the north, the Ardennes.
What Are the Main Cities of the Aisne Department?
The main cities of the Aisne department are as follows:
- Villers-Cotterêts
- Tergnier
- Soissons
- Saint-Quentin
- Saint-Michel
- Le Nouvion-en-Thiérache
- Laon
- La Fère
- Hirson
- Guise
- Gauchy
- Fresnoy-le-Grand
- Fère-en-Tardenois
- Chauny
- Château-Thierry
- Charly-sur-Marne
- Bohain-en-Vermandois
- Belleu

The 10 Largest Communes
Aisne has a total of 800 communes which are grouped into the following intercommunalities:
- Val de l’Oise
- Val de l’Aisne
- Trois Rivières
- Thiérache Sambre et Oise
- Thiérache du Centre
- Saint-Quentinois
- Retz en Valois
- Région de Château-Thierry
- Portes de la Thiérache
- Picardy of the Castles
- Land of Vermandois
- Land of Laon
- Land of the Serre
- East of the Somme (partly)
- Chemin des Dames
- Chauny Tergnier La Fère
- Picard Champagne
- Canton of Oulchy-le-Château
- Canton of Charly-sur-Marne
- CA GrandSoissons
Here are the 10 largest municipalities of Aisne
- Bohain-en-Vermandois
- Hirson
- Juvincourt-et-Damary
- Laon
- Le Nouvion-en-Thiérache
- Nizy-le-Comte
- Saint-Gobain
- Saint-Michel
- Sissonne
- Villers-Cotterêts