Silacayoápam District is located in the northwest of the Mixteca Region of the State of Oaxaca, Mexico.

The warmest area is the municipality of San Nicolás Hidalgo (21.1°C) and the coolest is San Mateo Nejapam (19.6°C).

The region has coniferous forests that include ceiba, huanacastle, pine, strawberry, moral, and oak.

Wildlife include rattlesnake, quail, frog, lynx, mountain rabbit, coyote, gray fox, owl, red squirrel, eagle, hawk, necklace dove and owl.

[1] The district includes the following municipalities:[2] This article about a location in the Mexican state of Oaxaca is a stub.