Change in the family in Iran has strengthened the discourse of disintegration. In this article examines the phenomenological study of the conceptual space of the family and its status through of actors. The research has been done with a qualitative approach and relying on the live people from different family models. The study population is a purposeful sample of 29 residents of Tehran at 2017, which includes the normative family and its alternatives. Necessary data were collected by interview technique and analyzed and interpreted by content analysis method. Research has shown that in the mental space of actors, the family model is not obsolete but is facing changes and has changed from function emotional and from rigid structure to fluid and process and jointly with the main the main themes of sexual satisfaction, support, commitment, love and Sustainability is built. Strategies show that the family and its alternatives are moving towards the nuclear family model. Also, an important feature of the family and its distinguishing feature from the Western model is maintaining family relations, navigating the kinship system, and maintaining its emotional and economic support. Thus, the dependent nuclear family is the dominant mode in the conceptual space of the family.