Improving the equalization of basic public services is not only the guarantee to enhance the sense of happiness，gain，and security of capital residents，but also the requirement for building a moderately well-off society in all aspects. This paper constructs the evaluation system from five aspects i.e. social security，health care，education & culture，infrastructure and ecological environment. The level of equalization of basic public services in Beijing is evaluated by using entropy-weight TOPSIS method. The result shows that the level of equalization of basic public services in Beijing keeps stable growth featured by non-equilibrium from 2012 to 2018. In terms of the spatial character，the six districts in central area have the highest level，the mountainareainnorth Beijingincreasing fast，while the plain area surrounding the central districts with the lowest level. We finally put forwards some policy suggestions by summarizing the problems exist in the process of equalization of basic public services.