Objective: To estimate prevalence rate of violence in spousal relationship and chronicity of enacting and experiencing violence. Method: The data were gathered through a systematized multi-clustral sampling. 460 Men and Women from different parts of Tehran (the areas 2, 5, 12, 18) were participated in study, after being informed from the object of the research. Conflict Tactics Scale-2 and a researcher developed questionnaire for cultural and demographic data were completed by each participant. Conflict Tactics Scales is a simple behavior self-report instrument with 4 aspects: physical assault, injury assault, sexual coercion, psychological aggression and one aspect for using negotiation in interpersonal relationship. These scales, in the same time, measure a mutual violence (inacteted and experiencing). Findings: Findings showed that in couple relationships men were more engaged in enacting violence than women. The chronicity of aggression was also higher in men comparing women. Some of cultural and demographic factors were related to family violence. Results: Although men were more enacted but violence had a mutual base.