Chihuahua is a state in Northwest Mexico that is divided into 67 municipalities. According to the 2020 Mexican census, Chihuahua is the 12th most populous state with 3,741,869 inhabitants and the largest by land area spanning 247,798.08 square kilometres (95,675.37 sq mi).

Municipalities are the second-level administrative divisions of Mexico, where the first-level administrative division is the state. They should not be confused with cities or towns that may share the same name as they are distinct entities and do not share geographical boundaries. As of March 2024, there are 2,476 municipalities in Mexico, excluding the 16 boroughs of Mexico City.