According to the 2002 census of the National Statistics Institute, Marchigüe spans an area of 659.9 km2 (255 sq mi) and has 6,904 inhabitants (3,549 men and 3,355 women). Of these, 2,208 (32%) lived in urban areas and 4,696 (68%) in rural areas. The population grew by 11.2% (695 persons) between the 1992 and 2002 censuses.[2]