Cities are like living organisms whose systems function synergistically. Greater access of the poor to education and health services, water and sanitation, road network and electricity is needed to bring equitable development and social empowerment. That's why a holistic approach to making cities smarter is required. Infrastructure investment is an important driving force to achieve rapid and sustained economic growth. Its installations do not produce goods and services directly but provide

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... ts for all other socioeconomic activities. Cities are facing unprecedented challenges. The pace of urbanization is increasing exponentially. Every day, urban areas grow by almost 150000 people, either due to migration or births. Between 2011 and 2050, the world's urban population is projected to rise by 72 % (i.e. from 3.6 billion to 6.3 billion) and the population share in urban areas from 52 % in 2011 to 67% in 2050. India is no exception in this regard. To promote a thriving culture, cities must achieve economic, social, and environmental sustainability. In the holistic approach to the Smart Cities Mission, the objective is to promote cities that provide core infrastructure and give a decent quality of life to its citizens, and attracting people and investments to the City, setting in motion a virtuous cycle of growth and development and can make smart in the long run. Essentially, it's Institutional Infrastructure (including Governance), Physical Infrastructure and Social Infrastructure and IT infrastructure constitute the four pillars on which a city rests. This paper defines the characteristics of future city and analyses the integration of infrastructures.