Wenchuan County is a county in Ngawa Tibetan and Qiang Autonomous Prefecture, Sichuan, China. The county has an area of 4,084 square kilometres (1,577 sq mi), and a population of 100,771 as of 2010. Wolong National Nature Reserve is a protected area located in Wenchuan County, which houses more than 150 highly endangered giant pandas. The Wolong Special Administrative Region is also located here.