Xicheng District is a district of Beijing. Xicheng District spans 32 square kilometres, covering the western half of the old city, and has 706,691 inhabitants. Its postal code is 100032. Xicheng is subdivided into 15 subdistricts of the city proper of Beijing. The former Xuanwu District was merged into Xicheng in July 2010.
The Xidan commercial district, Beijing Financial Street, Beihai Park, Jingshan Park, Shichahai and Zhongnanhai are within its jurisdiction. The popular Houhai bar area is also in Xicheng Precinct. Before the 1911 Revolution, most royalty and aristocrats resided in the precinct. The oldest Catholic church in Beijing, the Cathedral of the Immaculate Conception is located in Xicheng.