Subject of this research is establishing relations between certain segments of social-economical status of parents and anthropometrical characteristics and physical activity of their children, that is finding out whether there is an indirect effect of different characteristics pertaining to residential, social and economical status of parents on anthropometrical characteristics and physical activity of their children. Statistical data processing is based on analysis of variance (ANOVA) by which comparison was made between groups of subjects formed according to their social and economical characteristics. It was shown that exist statistical significant differences in physical activity and anthropometric characteristics at children, determinate by different social-economic characteristics of family.