In today’s commitment to achieving the goal of double carbon and advocating low-carbon life, the riverside greenway, as an important ecological public space in the urban center, plays an important role in improving the quality of life of residents, optimizing the urban transportation structure, restoring the water environment ecology, and further building a low-carbon city. Based on the post-occupancy evaluation of the built environment, this paper takes the Wuchang Greenway, Qingshan Greenway and Hongshan Greenway on the Yangtze River in Wuhan as the research objects, comprehensively evaluates the built environment of the three greenways from the aspects of user behavior characteristics and post-use satisfaction, compares and analyzes the advantages and shortcomings of the three greenways according to the evaluation results, and proposes some optimization strategies for the design of urban riverside greenways.