Inner migrations in Slovenia during the first fifteen years after the end of war caused many changes of territorial picture and social structure. They were influenced by the economic factors, but polltical as well. They were also under the influence of promoted industrialization and with it causaly and consequently linked up disagrarization and urbanization as well. The author describes on the basis of statistic material and the results of geographical researches individual outward forms of inner migrations, their extension, directions and consequences until the beginning of the sixties.