Promuovere il benessere sociale in adolescenza: influenza dei fattori individuali e familiari sul senso di comunità - Individual and familiar factors influencing sense of community in adolescence Adopting a systemic-interactionist perspective of human development, this study was aimed to investigate the role of individual and familiar factors on sense of community in adolescence, considered a relevant index of social well-being. 464 adolescents attending different secondary schools (261 males, 203 females; mean age 15.16 s.d. 0.65) took part in the study: they were administered several questionnaires concerning the following factors: sense of community, time perspective, organization of daily agenda, coping styles, involvement in psychosocial and health risks, perceived quality of communication with parents. The results show the existence of differences between boys and girls and between adolescents attending different types of school on sense of community. Boys were higher on sense of community than girls, while adolescents attending professionals schools have the highest sense of community. A step-wise regression model evidenced gender, future type perspective, coping styles, open communication with parents as factors predicting a higher sense of community. Key words: sense of community, adolescence, time perspective.