This study presents the spatial and temporal components that have led to the organization of a post pioneer front located in the oriental part of the Brazilian Amazon region (pre-Amazônia maranhense, Imperatriz). In order to understand the settlement process of this region, we first outline a cartographic analysis of the life event and migratory movements of the first generation, who had come to the region massively in the 1960ies; second, we compare the latter with the actual circulation strategies of the younger generations. The evolution of land tenure, which is inherent to the consolidation of a settlement front, has taken place continuously by a series of direct interventions by the Federal Government, first privileging individual regu...