Aguascalientes is located in the center of Mexico. It has an area of 5,682 km², which represents 0.29% of the national territory.

It is located on the border with the state of Zacatecas to the north, east and west; and Jalisco to the east and south.

Aguascalientes counts on a total of 11 municipalities being its capital the city of Aguascalientes.