Diego de Almagro is a Chilean city and commune in Chañaral Province, Atacama Region. The commune has an area of 18663.8 sqkm. The area is named after Diego de Almagro. Until 1977, the city was named Pueblo Hundido ("Sunk Town").
According to the 2002 census of the National Statistics Institute, Diego de Almagro had 18,589 inhabitants (10,031 men and 8,558 women). Of these, 17,674 (95.1%) lived in urban areas and 915 (4.9%) in rural areas. The population fell by 32.4-32.4% (8926 persons) between the 1992 and 2002 censuses.
