Paquimé
The municipality of Casas Grandes is situated in the northwestern sector of Chihuahua state, the largest state of Mexico by area. (Pueblo de) Casas Grandes, the municipal capital and its most populous "localidad" (locality or settlement), is approximately to the northwest of the state's capital, the city of Chihuahua. Casas Grandes is bounded by the municipalities of Janos to the north, Galeana, Nuevo Casas Grandes and Madera, Chihuahua to the east, and Ignacio Zaragoza to the south. On its western flank Casas Grandes adjoins municipalities within the state of Sonora.