The present study was conducted “The Study of Caste, Marriage and Family Systems in India”. The aim of research study was to assess the changes of Family, Marriage and Cast systems in India. Purposively highest families of middle socio-economic strata were selected for the study. A survey was conducted using government reports, news papers and books ext., to collect the data regarding changing Family Composition, Structure (Changing role, power and status, Changes relationships and Practices (Changing marriage patterns, other family practices and casts).