Violence and aggressive behaviors impose numerous direct and indirect losses to the community. Available data suggests that violent behaviors in recent years have been growing in Kermanshah. This study aimed to investigate the pattern of violence among youth in this city. The syudy method is survey with 400 samples of all aged 15 to 30 living in four neighburehoods including Maskan, Elahie, Jaafar Abad and Dowlat Abad. Samples were selected through multistage cluster sampling method. According to the study findings, shouting and cursing are two common non-physical aggressive behaviors and isolating has the lowest frequency. Among the physical violent behaviors, infighting and throwing devices have the highest frequencies while hitting with a knife has the lowest frequency. The opponents in most of conflicts are family members and friends. Fights frequently occur because of disagreements and misunderstandings. Place of most of fights is home. When lunching a struggle, most of youths have supporters which the main charactristic of them is zealousness. There are significant associations between violence and gender, ethnicity, level of religiosity, employment, income (the only non-physical violence), violence experienced in childhood, leisure activities and drug and alcohol abuse, but its association is not significant with age, marital status, level of leisure, performance evaluation of the police and the judiciary and family control over the youths. Multivariate analysis shows that gender and violence experienced in childhood are the most important predictors of violence among young people.