The research sought to determine the relationship between adolescent aggression, parenting style and family union. The sample consisted of 200 students attending technical high, newly upgraded high and traditional high schools within an urban inner city community located in the Kingston Metropolitan Region. The participants responded to a questionnaire that addressed their behaviour, behaviour directed towards them, their relationship with their parents, their parents show of affection towards them, the parenting style of their parents and the family structure in which they lived.