The three states are known to be the most developed parts of the country. Additionally, the region was the most influenced by Europeans including Germany and Italy as its colonies hence the three states had modern cities with high human development index of approximately 0.859 in 2007. It is also the second highest region per capita income of the country with approximately $ 13.396 behind the southeast region. For instance, the capital city of Parana is known as the experimental lab for modern urbanization and houses remarkable buildings including the metal-framed greenhouse of the Botanical Garden. Most of the immigrants in the region are from Italy, Germany, and European countries including Poland and Ukraine.
The main ethnic origins of the population of the region are from the named countries. The region covers approximately 577,214 square kilometers, which is 6.8 % of the national territory. The population is more concentrated in the coastal areas of the region though the region is nearly as densely populated as the Southeast. The major South region cities include Curitiba and Porto Alegre. The South population also enjoys relatively high living standards. Due to the presence of industries and agriculture, States such as Parana had the highest average income of $ 3,674 in 1994 while Santa Catarina had an average income of $3,405. Santa Catarina has small farmers and small industries. The region has attractions ranging from the historic Jesuit ruins of Misses in the Rio Grande do Sul to the remarkable beaches of the Santa Catarina as well as the unmissable Iguacu Falls in Parana.
The region offers plenty of attraction for tourists, primarily because of its more temperate weather. The coastal areas have a subtropical climate which draws people who want to avoid the oppressive heat that characterizes the northern regions during the summer months of November to March. The annual medium temperatures of the region range from 14oC to 22oC and in the areas that have altitudes of beyond 1,100m drops to nearly 10oC. In most cases, the climate is known to be temperate climate. The region snows in the mountain ranges. In short, the vegetation and atmosphere in the South region feel more Mediterranean than Brazilian.
The leading language spoken in the region is Portuguese, which is the official language. Some of the other languages that the region speaks include Germany or Italian origin dialects. Tourism is not as popular as in the other regions because it is colder than the other regions and the region has a strong culture that it got from Germans and Italians.