Santa Catarina Minas is a municipality located in the state of Oaxaca in south-western Mexico. It is situated within the Ocotlán District, which lies in the southern portion of the Valles Centrales Region.
The municipality serves as a local administrative division within the regional geography of Oaxaca. While it occupies a specific area within the district, its primary identification is defined by its location in the Valles Centrales region.