The purpose of this study was to examine the relationship between leisure exercise participating and subjective well-being among the middle-aged and older persons. Further, to explore the difference of subjective well-being during various backgrounds. By using purposive sampling method, members belonged to six different healthy community centers in Pingtung county were selected. 284 valid data were collected (valid response rate 94.7%) with mailed questionnaire. Data were analyzed by SEM (Structural Equation Modeling) and MANOVA analysis. The results were as follows: (1) participating of leisure exercise would significantly influence subjective well-being (2) gender, age, and educational variables showed significant difference in subjective well-being, while self-rated health did not get the same result.