Abstarct: Abstract The importance of household financial management is increasing day by day in today's world. Households mainly use 4 management styles for their financial issues. In order to explain and present the best style of financial management in households with different demographic characteristics, this research was conducted in Shahrood city with a sample size of 370 people, calculated using Cochran's formula and Morgan's table. To collect data, a Likert scale questionnaire was used and this questionnaire was set up as a virtual questionnaire using the Persal website and distributed through virtual space. To analyze the data, Excel and Spss26 software were used in the descxriptive statistics section, and Spss26 was used in the inferential statistics section. The results of the research show that demographic characteristics such as satisfaction with marriage, level of education, age, income level, etc.It affects the way of financial management of the household and for households with relatively similar demographic characteristics in couples, the style of joint financial management and for households with dissimilar demographic characteristics in couples, the style of financial management by a person who has higher financial literacy. , leads to more financial success and less financial problems in married life