The process of urbanization has far reaching impacts throughout the world in every society, particularly in Indian society. It is evidently apparent that in India the sub-urban regions are the most affected/influenced by the process of urbanization. In this paper the major aim was to explore the possible impacts of urbanization on the sub-urban regions of Indian society justifying it with the field research. Furthermore here the understanding of urbanization has been clarified since the concept of urbanization is itself in the midst of ambiguity. In the domain of urban sociology the understanding of urbanization has changed gradually with the changing impacts of urbanization. Five major sub-urban regions in Bangalore district (Karnataka, India) were taken for the field study. Review of urban studies in this paper provides a valuable base for a research in the field of urban sociology. And a significant part of the article has been devoted in discussing the problems associated with the urban planning. At the end of the study significant suggestions were made for a better planning of urban growth in India.