Aim: The aim of the present study was to analyse the level of self-assessment among teenagers raised in families with alcohol problem. A diagnostic survey was usedto examine students of secondary schools. Methods: A diagnostic survey was used to examine students of secondary schools. The group in question consisted of teenagers selected on the basis of CAST (Children of Alcoholics Screening Test). To measure self-assessment, a standardized research tool was used – Rosenberg Self-Esteem Rate (Polish adaptation by I. Dzwonkowska, K. Lachowicz-Tabaczek and M. Łaguna). Results: The obtained results show that adolescents from families with alcohol-related problems have considerably lower self-esteem than adolescents from regular families. Additionally, as far as inter-group comparisons are concerned, the distorted picture of self was mainly observed in girls. Conclusions: The reported results are relevant with a view to undertaking preventive and therapeutic actions aimed at helping children and adolescents from families with alcohol-related problems.