Purpose : The main intention of the present study is to know that how far demographics of respondents impact on the study of green marketing and related study. Further, the study was also conducted to know consumer preference before and after green marketing spread. The study also conducted to probe the benefits of green markets and related challenges of green marketing. Mandya Urban is significant as it is lying in between Bengaluru and Mysore. The people of Mandya are demanding more and more environmental products. Design: A questionnaire previously known was administered properly and data pertaining to the study was collected. The data was collected by interviewing the respondents. The participants of the study include employees, business doing persons, self employed, professionals and agriculturists. Statistical techniques like mean, chi-square, contingent co-efficient, weighted Arithmetic Mean, Kendall's co-efficient of concordance and Garnett Ranking Technique were performed. Findings : The study found that all the demographics of respondents are showing significant variation with high degree of relationship. Further respondents found improvement after green marketing spread. The benefits of green product in the order found protection of environment, reduce negative environmental impact on production and reduce carbon footprint. The challenges of green marketing found requirement of huge initial investment, need for standardization and need to wait to get return.