Luanping County is a county of northeastern Hebei Province, with the Great Wall of China demarcating its border with Miyun District, Beijing to the southwest. It is under the administration of Chengde City, and as of 2020, has a population of 268,647 residing in an area of 3,195 km2 (1,234 sq mi). The G45 Daqing–Guangzhou Expressway, China National Highways 101 and 112, and the Beijing–Tongliao Railway pass through the county. Other bordering county-level divisions are Fengning County to the northwest, Longhua County to the north, Chengde's core districts of Shuangqiao District and Shuangluan District to the east, and Chengde County to the southeast.