This study is based on the findings of questionnaire investigations of the co-operative housing residents carried out on two occasions, in 1980 and 1997, in two co-operative housings. The actual conditions in which the evaluation in the group formed by the public enterprises from the residents side were analyzed. This was followed by the consideration of the role and the problem accomplished to the community creation of the co-operative method. The findings indicated that in the case of living environment-making by co-operative method of the group formed by public enterprises, there was a tendency characteristic in creating the community.