Firstly，this paper reviews the theory and methods of community evaluation. Then in case of community evaluation of a street office in Beijing，the operation method of community evaluation is introduced，using the author accumulated community evaluation of 9 years of data and examples，analysis of the impact of community evaluation work of community governance space，the community evaluation work created in community governance platform and the carrier to the community subject，and from the angle of target design and information construction，discusses how to improve the evaluation of the community through the design and improvement of the index，guide the related subjects to participate in the construction and management of the community more and better，so as to reconstruct the community governance space.