Sierra Gorda is a Chilean commune in Antofagasta Province, Antofagasta Region. The total population was 1,516 as of the 2012 census. The two main settlements are the villages of Sierra Gorda (pop. 428) and Baquedano (pop. 825).
Due to the mining business, Sierra Gorda has the eighth highest average household income in the country (PPP US$34,842 in 2006).
The village of Sierra Gorda stages a yearly summer music festival called Festival del Desierto ("Festival of the Desert"), which attracts thousands of people from nearby towns, and even from neighboring countries such as Peru and Bolivia.