A descriptive study was undertaken to assess self-esteem and its associated factors among adolescents living in orphanage and with parents at home in a selected orphanage and community, West Bengal with the objectives to assess level of self-esteem among adolescents living in orphanage and in home and to find out the associated factors related to self-esteem. Conceptual framework for the study was based on Maslow's hierarchy of needs. Asemi-structured demographic proforma, Rosenberg self-esteem scale and a semi-structured interview schedule on associated factors of self-esteem was used to collect data from 100 adolescents of orphanage and 100 adolescents living in their homes with their parents in Kolkata using non probability purposive sampling technique. The findings revealed that mean self-esteem score of adolescents living in home (20.78) was more than mean self-esteem score of adolescents living in orphanage (18.08). 88% of adolescents living in home had normal self-esteem and 12% had high self-esteem whereas72% adolescents living in orphanage had normal self-esteem and 28% had low self-esteem. In adolescents living with parents and in orphanage- love, support and care was highly associated to self-esteem by 92.33% and 88% respectively. The study was concluded with few recommendations such as to find out the reason for low self-esteem among adolescents, to conduct the study among the children.