Crosne (French pronunciation: [kʁon] ⓘ) is a commune in the Essonne department, in the Île-de-France region in northern France.

Crosne is located in Île-de-France and enjoys a degraded oceanic climate with cool winters and mild summers, and has regular rainfall throughout the year.

Due to the lower urban density between Paris and its suburbs, a negative difference of one to two degrees Celsius is felt strongly.

The amount of sunshine is comparable to the average for the northern regions of the Loire with 1,798 hours per year.

Their member of the National Assembly has been Nicolas Dupont-Aignan, the president of Debout la France, since 1997.