Xuyong County is a county located in the southeastern region of Sichuan Province, China. It serves as an administrative division under the jurisdiction of the prefecture-level city of Luzhou. The county shares geographical borders with Guizhou Province to the south and Yunnan Province to the west.
The territory covers a total area of 2,977 km² (1,149 sq mi). According to data from 2007, the county had a recorded population of 688,200 residents.