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Intergenerational private transfers as a component of intergenerational relations, defined as exchang of financial and nonfinancial rsources between different generations in the family. Financial transfers are known as supply of lifeycle deficit in the old and young ages and an important factor to fullfill needs in these stages of lifecycle. The aim of the study is to recognize composition of financial transfers between elderly parents and adult children, affecting factors and complication of transfers in the 22 municipal regions of the Tehran city. Required data gathered using a survey of 681 household heads who are 50 and over years old in the summer 1396. The results displayes that every household head transferred 6050 thousands Rials to his child and received 1680 Thousands Rials in the parent-child dyads level. Age profile of transfers displayed that parents’ transfers to children decreased and received transfers increased by the parents’ age. The results of statistical analysis shows that the most important determinants of transfers are income and needs and resources of two transfer parties as well as economic and socio-demographic characteristics. The results of the investigation also illustrates that transfer motivation is more consistent with the altruistic models.