This study was designed to investigate the quality of life among middle-aged men and women in Seoul. The primary purposes were to describe perceived life quality of the middle-aged and to examine the relationship among the selected variables. The data for this study were collected utilizing multistage area random sampling method 524 respondents were analyzed using SPSS PC+ statistical package. The major findings are as follows: 1. The level of life quality perceived by middle-aged was 4.7 out of 7 and relatively normally distributed. 2. The quality of life of middle-aged were differed by occupation family income amount of saving home ownership religion and residence. 3. The correlates of life quality were family life satisfaction job satisfaction financial satisfaction health satisfaction leisure satisfaction and stress. 4. Among the variables family life satisfaction was the strongest predictor variable. Thirty six percent of the total variances were explained by family life atisfaction job satisfaction stress health satisfaction and financial satisfaction.