According to the 2002 census of the National Statistics Institute, Coltauco spans an area of 224.7 km2 (87 sq mi) and has 16,228 inhabitants (8,239 men and 7,989 women). Of these, 6,958 (42.9%) lived in urban areas and 9,270 (57.1%) in rural areas. The population grew by 6.7% (1,023 persons) between the 1992 and 2002 censuses.[2]