Social deprivation is an important discussion of social welfare and social policy that is considerable through facts such as poverty, social exclusion and inequality. Although in conceptual and empirical aspects there are different from each other, in this essay the conceptual, theoric and empirical aspects of social deprivation are investigated by empirical test. Recognition of social deprivation indices by factor analysis through declared factors, essential dimensions of social deprivations are recognized. Recognized dimensions of this essay are social alienation, citizenship, social interaction and satisfaction of life. These dimensions have inter-compatibility together and contain the construct of social deprivation.