The research addresses smart city concept as it is the latest urban design trends, by the investment of the capabilities of human, and artificial intelligence for the sake of the advancement of the city. The concept of a smart city is described as one of the most important manifestations of the information revolution, with the end of the twentieth, and the beginning of twenty – first century, The research attributes the emergence of the concept to: deficiencies of means, and traditional methods in building and development of cities, as well as The significant increase in the number of city and global metropolises dwellers. So, smart city approach has been adopted, along with innovative principles and methods which consolidate the performance and efficiency of the city at services, health, economic, social, and environmental levels. Global studies indicate, to the urban contributions scarcity, in the area of smart city, so the need of vocabularies, elements, and innovative solutions studies have emerged and then the role of information’s in achieving the aim of smart city initiatives.

The research problem is: The acknowledge gap about the impact of the informational environment, to establish smart city initiative. The research adopts the hypothesis: A multi-disciplinary informational thought plays an essential role in achieving smart city initiative.

To address the research problem, the research starts with the definition of the concept of smart city, to provide the knowledge platform, then  addresses the smart city approaches, as well as, smart urban environment, smart city structure, key elements and smart networks, to concludes key vocabulary, indicators and constituents of smart city establishment, Then applied to the case studies with analytical descriptive approach, to conclude the key constituents to establish smart city in Iraq.

The research concluded to confirm the role of the informational thought, represented by global research institutions, and multinational Informational companies, at the level of thought and application, to achieve Smart City, with depending on principles of partnership, pluralism, and sustaining of city smartness, so the smart city is: the conclusion of thought and human knowledge.