Abstract: Cities are constantly changing for centuries due to many reasons. In some cities in recent decades, changes can be observed due to the information technology industries. The Information Technology (IT) has entered into all spheres of society necessitating structural changes comparable to that of the 19th century industrial revolution. These have provoked large scale economic changes. Progress concomitantly is truly amazing, continuous and unprecedented. The purpose of this paper is to highlight the positive and negative changes in spatial, economic and social aspects due to the rapid growth of IT industry in Bangalore. The city has been considered for the study as it is almost a pace setter in the world regarding IT and IT enabled services known as the silicon valley of India and regarded as high tech city and India IT capital. Since the changes embrace every aspect of life both qualitatively and quantitatively, interrelationships of impacts and quantifications and prioritizations are manifest.