Abstract- Measuring social capital is main issues for sociologist and politicians after widespread of it. The otheh issue is increasing aged population in developing countries. The study was conducted to respond to this issues and developing a relevant scale of social capital for aged people. Literaturus were reviewed and indicators of social capital estimated for aged as well. Operational items evaluated among 768 elder samples upon cluster-ratio sampling in eight districts of Khuzistan province in iran. The findings suggested the acceptance of social capital’s items for aged to illustrate their situations in social sphere and items of scale upon cronbach’s alpha are validated as well. There are differences within its categories of rural-urban and ethnicity that warn policies for seniors in society. Keywords-Aged people; iran ; districts of khuzistan; scaling; social capital.