Cangnan County, belonging to Wenzhou City, Zhejiang Province, is located in the southernmost tip of the coast of Zhejiang Province, bordering the East China Sea in the east and southeast, Fuding City, Fujian Province, southwest of the city, Taishun County in the west, and Pingyang County and Wencheng County in the north. Jurisdiction area of 1079.34 square kilometers, of which the total land area of 1068.71 square kilometers, the island area of 10.63 square kilometers, the coastline is 206 kilometers long. It has 16 towns and 2 ethnic townships under its jurisdiction. The county government is located in People's Avenue, Lingxi Town. By the end of 2023, Cangnan County had a total resident population of 848,500, with an urbanization rate of 71.5%.
Cangnan city is 81 kilometers away from Wenzhou city and 432 kilometers away from Hangzhou, the provincial capital, with 104 national highway passing through the city from north to south. 104 national highway, Ningbo-Taizhou-Wenzhou Expressway, Shenhai Expressway, Wenfu Railway pass through the city, and the ports of Xiaguan and Yanting connect to the inside and outside of the city, while the 78 Provincial Highway, Longjin Avenue, Linglong Avenue, and the Huanhai Highway are all around the city. There is Cangnan Station in the territory, with a building area of 27,000 square meters and a station scale of 3 stations and 6 lines.
In 2022, Cangnan County realizes a GDP of 42.756 billion yuan, a year-on-year growth of 4.9% at comparable prices, with a three-industry structure of 7.3:38.1:54.6 and a per capita GDP of 50,509 yuan.