Malaysia is expected to reach the ageing population status by 2030, and this drive different sector to prepare for their needs, including housing. Cohousing is an alternative for intentional living community to resolve the problems of isolation and loneliness within an ageing neighborhood. Numbers of scholars have deliberated on this model and it is believed to be a sustainable medium in enhancing social interaction. This research gained data from existing literature on cohousing and social interaction, through contents analysis and the data were assessed from various dimensions. Results showed that all of the 6 elements have contributed to social sustainability and strongly support social interaction through community involvement from the initial stage, design input, recruitment, as well as their daily management. The findings are illustrated in the form of conceptual framework and will be useful for all property practitioners in helping them to enhance their understanding of the cohousing approach.