The purpose of this study was to examine the relationship between demographic variables and affective organizational commitment at workplace. Affective commitment is the psychological attachment of an employee to remain stay long with the same organization which is highly influenced by the demographic characteristics such as age, gender, education, position, and experience of individual employee. The present study grounded on social exchange theory to amplification the relationships among the variables. The study employed 498 respondents who are the officers, managers and top level executives of several banks. The study reported mixed results on research variables. The finding implies experience, position and gender are statistically significant whereas, education and age not significant on affective commitment. The theoretical contributions of the study emphasize by explaining to what extent demographical factors have impact on affective commitment at the real time. The study also provides practitioners’ implications that lack of knowledge regarding employee’s demographic factor are the crucial and failure to achieve organizational performance.