EN
The paper concentrates on description of the community of immigrants by revealing the country of origin and the causes of the marginalization in the French society. The differences between newcomers and indigenous population are presented on the basis of the social capital inherited from the family. Subject matter of non-formal social and spatial segregation is described on the example of the events which occured at autumn 2005, called as 'revolt of suburbs'. Description of incidents in French suburbs allows to understand complexity and mechanismes that unable immigrants to become integrated with the French society.