The purpose of present study was to investigate the overall tendency of family life satisfaction in the period of expanding family and to identify the variables affecting family life satisfaction. Also, to provide some basic directions for the expanding period and to improve its family life satisfaction. The major findings of the study can be summarized as folllows; 1. In the family life areas of relations with spouses, self-evaluating scored highest, reflecting the greatest degree of family life satisfaction of both husbands and wives. 2. There is significant differences between husbands and wives in family life satisfaction scores. Generally, husbands were more satisfied with their family wives. 3. In satisfaction with areas specific to the family life, husbands were highly satisfied with instrumental areas which were related to role performences, as the head of family. And wives higly satisfied with areas refer to relations with spouses and communication with their family members. 4. Family life satisfaction scores were relatively high when the educational level and income of the couple were high. So the variables which related to socio-economics status affected seriousiy on family life satis-faction of that period. 5. Family life satisfaction degree of the expanding family was getting lower by degree. But it showed that the higher both spouses were satisfied with finance situation and communication, the higher the genaral familly life satisfaction degree of both spouses would be.