The purpose of this research was to find empirical evidence to support the varidity of developing a three generation family apartment as a cultural housing model In Korea. This was done through interviews, a questionnaire mailing survey and the delphi method.Major findings were as follows;There was a string preference for the elderly to live together with their married children, whereas their married children preferred to live independently, being separated from their old parents.Housewives of the younger generation recognized many advantages or good points of the three generation living together. They, however pointed out many disadvantages as well. Most of the good points were related to psychological comfortableness steming from living close each other, while most of the bad points to behavioral constraints steming from living together in one residential unit. This suggested that a new type of heusing, which provides privacy for each generation as well as the feeling of closeness between the two generations, needs to be developed to disseminate positive aspects of the three generation family cuture.There is a concensus among professionals that the three generation family apartment is a promising cultural housing model in korea, especially for the elderly in Korea.