Better understanding of the demand for family planning in South Sulawesi Province, Indonesia has obtained by analyzed the trends of demand for family planning and a number of selected demographic, socio-economic and family planning variables. The 2007 Indonesian Demographic and Health Survey data show that between 1991 and 2007 the demand for family planning and current use of contraception in South Sulawesi have increased. However, special attention needs to be paid to the trends of unmet need for family planning which has increased moderately and gradually between 1997 and 2007. Bivariate and Multivariate analysis have been carried out in this study. The demand for family planning was found to be directly associated with women’s age, number of living children, desire for future children ,women’s education, distance to health facility, transportation to health facility and husband’s approval of family planning. Certainly, Women’s age, desire for future children and husband’s approval were the variables which had the strongest relationship with demand for family planning. To summarize, South Sulawesi has a high level of unmet need for family planning and a relatively low level of met need which exposed that the total demand for family planning, consisting of unmet need and met need is relatively low. Therefore, in order to reduce the fertility of the province, the total demand for family planning and its fulfillments should be increased.