This article is about the settlement process in the interior space of the Chaco National Territory in Argentina, a phenomenon that resulted from the colonizing process and the cotton growing peak because these two events occurred simultaneously from the 1920's.This paper describes the general characteristics of both external and internal immigrating groups that arrived to this jurisdiction.Furthermore, the author analyzes the relation of these population settlements to the social integration process.Living conditions, interrelation spaces, and sociability practices are the core of this research.