This report， taking the community service and management of the floating population in Sichuan province as research target， selects four main communities of J districts as the sample area，on the basis of community ability theory of Laverack. According to the specific content about the community service supply capacity of the central committee of the communist Party of China and State Council of strengthening and perfecting the urban and rural communities governance views， it adopts the research method combining the quantitative and qualitative ， and has constructed the evaluation index system of community service management of the migrant population in the use of the Delphiethod by consulting the experts. The indicator system covers three aspects， including the capability of general community management， specific management of the migrant population and community service. By the use of the index system to examine and evaluate the sample communities and in line with the evaluation results and the collected relevant information， this paper has defined the service management ability of community migrant population and some problems and experience in the process of the community development and has put forward the corresponding solution suggestions in order to more effectively promote the development of the service and management ability of community migrant population in Sichuan province and further enrich the establishment of the migrant population service management innovation model of the communities in China.