The study examined the performances of Taichung greenway functions and to explore the relationship between users' satisfaction and greenway function performance. Nine representative sections of Taichung greenway were selected as study area. Users of these greenways were asked to evaluate the performance of greenway functions and their satisfaction for the greenway. It is found that both function performances and users' satisfactions were significantly different for different sections of greenway. Some important functions that affect users' satisfaction toward greenway are: to make landscape more beautiful, to provide space for social interaction, to provide opportunity for leisure activities, to bring business for neighborhood, to provide habitat for animal species, and to improve air quality.