As a worldwide phenomenon, no one is immune - mental illnesses affect people of all ages, cultures, educational and income levels. Burden of caregivers of people with bipolar illness reported moderate or great distress in at least in one burden domain. Hence the descriptive co-relational study has been conducted to assess the burden, social support and family wellbeing among caregivers of mentally ill patients in Mansik Aarogayashala , Gwalior (M.P.). Aim of the study was to determine the caregivers' burden as measured by caregivers burden, social support, family well being and find the relationship between care giver burden and social support, care giver burden and family well being and social support and family well being. By using purposive sampling technique collects total 50 samples. The data was collected using demographic proforma, caregivers' burden assessment scale, social support scale and family wellbeing scale by applying the questioning technique. Results revealed that, Maximum number of caregivers had moderate burden (60%), low social support (82%) and perceived high level of wellbeing (48%); 36% had mild burden, 16% had moderate social support and 46% perceived moderate level of wellbeing. Caregiver burden had negative correlation with social support(r=-0.344, P < 0.005) and family wellbeing (r= -0.404, P < 0.005) while there was positive correlation between social support and family wellbeing(r=0.447, P < 0.005). Study concluded that Caregiver burden had a significant negative relationship as social support and family wellbeing decreased, caregiver burden increased. But there was a positive relationship between social support and family wellbeing, family wellbeing increased with increased social support.