Xincheng is a town located in the Binhai New Area of Tianjin, a municipality in northern China. It sits within the eastern coastal part of the Tianjin region, in an area that forms one of the municipality's major administrative divisions.
As a town within Binhai New Area, Xincheng is part of a district-level unit that was created through the consolidation of several earlier administrative zones along Tianjin's coast. The town is one of a number of smaller communities that make up this larger area.