One of recent developments in modern societies is the evolution in the structure of power division in the family and changes in reciprocal actions between wife and husband. This research aims to study the factors affecting distribution of power in the family by using the theories of: social capital, valuable resources, and sociability of gender. The data has been collected through survey method and questionnaire among 400 married women of Jiroft by multi-stage cluster sampling. The results show that the variables: social capital, income, awareness of the respondent of women’s rights respectively describe 43.1 percent of changes related to the variable of power division in families.