Background: The use of contraceptives for couples of childbearing ages is influential on the birth. More children born means the more spending to support the children, and eventually impacting the health of the children. The perspective on the ideal number of children for parents is influenced by demographic, social and economic conditions. This study examines the extent of the relationship between demographic conditions, contraceptive use, and access to family planning services to the ideal number of children among couples of childbearing age in West Java Province. Methods: This type of research is analysis of an existing dataset. This study uses the 2017 IDHS data and the sample population is women of reproductive age 15-49 years who are registered in the IDHS in West Java Province. Data processing were conducted on August-November 2020 using chi square data analysis. Results: The results showed that there was a relationship between the use of contraceptives and the ideal number of children (p-value 0,032). On the other hand, other demographic and social economic variable of the couples of childbearing ages: education (p-value 0,076), knowledge of contraceptive (p-value 0,737), wealth (p-value 0,489) and health information (p-value 0,413) shows no relationship with the ideal number of children. Conclusion: Among demographic and social economic variable of the couples of childbearing ages, only contraceptive use shows a relationships with ideal number of children. In order to reduce fertility rates, more campaign regarding family planning especially for couples of childbearing ages, religious leaders, the customs and the community leaders are needed.

Village community have not been fully aware of the economic value of waste management. The knowledge limitation of waste management and the availability of waste management facilities to be the reason for not dealing with waste management, instead of throwing and piling up the waste. Waste economic potential, and at the same time the abundance of existing coconut waste is not manage well. The objective of the research to develop a model for economic reason for the household. The method applied qualitative research. The results found an economic model for household through a commercial (a home industry) through digital waste management and community-based participation through waste bank management. Recommendation from the model: There are three factors can be adapting to support the success of waste management through local wisdom responsibility, activities supervision, and the attractive activity. To the local manager development also need to socialize and internalize the important aspect on waste and waste utilization.