Nowadays, world is equally ruled by men as well as women in almost all aspects. Working mothers are more effective in managing both work and family. Psychological well-being of working mothers has gained a significant amount of interest among researchers. The following study aimed at digging out the difference between working mothers and non working mothers on Psychological Well-being. The total sample for this research was 40 women comprising of 20 working and 20 non working women who are mothers. The age range of the participants was 35 to 55 yrs. For assessment, Ryff’s Psychological Well-Being scale was used. The obtained scores were analysed by One Independent t-Test on SPSS software. As a result, it was found the the hypothesis, Working mothers will be high on psychological well-being as compared to non working mothers, is rejected.