Waste has become a problem in Bandung City and occupies rating second highest in West Java. Hoarding waste utilized vector flies for developing breeds. Height density fly describes the quality of the site environment the not good enough. The aim of this study is to assess factors that predict the density of flies on the spot in temporary shelter waste in Bandung City. Desain study is cross-sectional, sampling as many as 76 places of temporary shelter waste in Bandung City. Method data collection was used with interviews using questionnaires and observation of flies on the spot shelter waste using the fly grill. Analysis statistics use the chi-square test and examine big risk using the Prevalence Ratio (95% CI). Research results show that predicting factor fly density that is waste sorting (p= 0.002), waste collection (p= 0.0001), and waste transportation (p= 0.0001). Election waste is not good enough 1.5 times the risk of happening density fly high in place temporary shelter waste. Collection of waste is not enough good risk 1.9 times happen density fly high in temporary shelter waste. Freight waste is not enough good risk 2.3 times happen density fly high in place temporary shelter waste. The environment and hygiene Department may train officers on how to temporarily shelter waste about the method of handling trash, as well as give counseling to the Public to use appropriate in throwing away the trash.