INTRODUCTION: the most common and probable starting point in the literature for definition of Quality of Life (QoL) was generally attributed to a warning that the area would be full of confusion and complexity. Generally, the concept of QoL is quickly becoming a popular and world-wide concept especially in Iran. Therefore, QoL and its dimensions are the goal of development in all countries. Low QoL in rural areas, result in rural urban migration and consequently bring about social, economic and environmental issues and challenges. Therefore, the role of QoL in advancing the sustainable development programs in rural areas is undeniable.THEORETICAL BASES: The concept of QoL represents new ideas about the state of the environment, housing, and people's state of happiness, employment and marital satisfaction and the total well-being of the population. Therefore, it includes a wide range of physical and physiological dimensions. On the other hand, social capital and subjective well-being have been widely assumed in the recent development literature to have positive consequences on QoL. Generally speaking, social capital refers to the networks of relationships between people, groups, the norms of trust, reciprocity and the mutual benefits that hold them together. These networks constitute a resource or asset. Therefore, the term "capital" could be valuable in a range of situations. The key focus in this part of study was to examine, albeit briefly, a number of models of social capital that highlight the impacts, outcomes or effects of social capital...