The Effect of Demographic Factors on Marital Satisfaction among 35 to 55 Year Old Couples (Resident in 3rd and 20th District of Tehran)

The main purpose of this study is to investigate the effect of demographic factors on the marital satisfaction among married women between 55-35 years of age in the 3^rd and 20^th district of Tehran. The theoretical framework of the research has been derived from the combination of homogeneous and exchange-oriented theories and propositions and assumptions are based on them. The method is survey and research tool is a researcher-made questionnaire. Data are collected and analyzed by determining the sample size of 400 people using the Cochran sampling formula and a multi-stage cluster sampling technique. Research findings show that marital satisfaction has a significant and direct relationship with age, marriage age, income level, spouse's level of education, education level and spouse's education level and there is a significant and inverse relation with age, spouse's age. Also, job, spouse's educational field and residential area variables also have a significant relationship with marital satisfaction. Findings of the study does not confirm a significant relationship between sex, education, ethnicity and spouse's ethnicity with marital satisfaction. The results of multivariate regression show that demographic variables are effective in marital satisfaction and together they could explain 33.5% of marital satisfaction changes. Based on the results, the location variable is more effective in marital satisfaction than the other variables. Subsequently, the variables of husband's education level, income level and spouse's income level are more effective than other variables.