With the rapid development of social economy and the overall progress of technology, the people have the higher and higher requirements for the living environment and the natural environment. The rise of the green building industry has become the overwhelming tendency. According to various management methods and stipulations of green building industry gradually issued, the development conditions of green building industry are maturing. The control of engineering cost is an important component in the management of green building construction, and is a role not to be ignored in its development. The relevant conception and essential features of the green building are briefly summarized. The main contents of green building in regard to the control of engineering cost and how to control the engineering cost of green building better are further studied, which can control the engineering cost of green building better in order to make the green building engineering vigorously developed.