The city of Magelang presently belongs to the Movement of 100 Indonesian Smart Cities. It is conducted by the Ministry of Communication and Information Technology of the Republic of Indonesia. One of the elements that needs to be studied to support a smart city is smart environment. To support the achievement of a smart city, it is necessary to establish a well-managed urban environment. Therefore, this research is aimed at analysing the smart urban environmental management of the city of Magelang, identifying the management of urban environment related to the aspect of smartness, and identifying the role management of urban environment toward the achievement of smart city. The result of the research shows that the presently-implemented environmental management has supported the achievement of smart city for the city of Magelang. The local government, private sectors, and local community have played an important role to achieve the environmental management in supporting the implementation of the smart city for the city of Magelang.