In contemporary society continuously more demands are applied to organization of all-round support of gifted children. On the state-managed level various purposeful programs and specialized centers of supplementary education directed at the development of giftedness. Musical education extensively facilitates the development of personality, especially during the period of growing up. The article presents an analysis of characteristic manifestations of the self-realization of adolescents endowed with a musical type of giftedness. The aim of the carried out research is to display the specific characteristic features of the growing self-realization of adolescents who are successful in their musical activities. Those surveyed in the research were 92 participants (46 youths and 46 young girls) aged 16 and 17 studying music in special educational institutions for 7-10 years. All the respondents have had significant achievements in mastery of the art of music. The study of the particularities of this group's self-realization made use of the "Multidimensional questionnaire of self-realization of personality" developed by professor Sergei Kudinov within the framework of a poly-systemic conception of personality. The results of empiric research have been subjected to quality and quantity analysis and mathematic-stylistic elaboration. The carried-out research disclosed the specificity of self-realization of adolescents with musical giftedness. It allows specialists in educational institutions to develop technologies to organize the psychological and pedagogical maintenance for the youth with the consideration of the specificity of manifestation of self-realization in the given age period of development of personality. The research was carried out within the framework of the initiative research work 050423-0-000 "Internet space as an innovative sphere of personal self-realization in contemporary society."