This study was conducted as an explorative effort to know significant variables on creativity. Particularly, with interest in individuality-relatedness and well-being, it is investigated that how those affect creativity of the youth. For this, a questionnaire measuring integrative creativity, individuality-relatedness and integrative well-being is given to 836 middle and high school students in Seoul and investigate relationship among variables. The results show higher individuality, relatedness and well-being tend to induce higher creativity. Each of individuality, relatedness and creativity has different influences on creativity. Over the whole creativity, explanation gets higher in order of individuality, well-being and relatedness. When creativity and well-being are classified into a sub-category, creative motivation has a high explanation in order of individuality, psychological well-being and relatedness. And creative attitude has a high explanation in order of individuality, relatedness and psychological well-being. About creative ability, all the predictors are explained in order of individuality, psychological well-being, relatedness, emotional well-being and social well-being.