Acuña is one of the 38 municipalities of Coahuila, in north-eastern Mexico.

The municipality covers an area of 11,487.7 km2 and is located on the international border between Mexico and the USA, here formed by the Río Bravo del Norte (Rio Grande), adjacent to the U.S. state of Texas.

Acuña is currently the fastest growing city in Mexico.

[1] The largest localities (cities, towns, and villages) are:

This article about a location in the Mexican state of Coahuila is a stub.