Nanjing County () is a county under the administration of Zhangzhou City, in the south of Fujian province, People's Republic of China.
Nanjing County is administratively divided into several towns:
Nanjing County, and in particular its western part (Shuyang and Meilin Towns), is the location of many famous Fujian Tulou. Out of the 10 tulou sites listed on UNESCO's World Heritage list, four are in Nanjing County:
Until 2012, Nanjing County had no railways. The LongyanâÂÂXiamen Railway, opened on June 30, 2012, became the first railway to cross the county. The two stations within the county are Nanjing Station (located near Fengtian Town, about (by road) to the northeast of the county seat, Shancheng) and Longshan; they serve the county's eastern and northern parts.