Longling County, located in the western part of Yunnan Province, has geographic coordinates of 98°25′ to 99°11′ east longitude and 24°07′ to 24°50′ north latitude. In order of southeast and northwest, it is bordered by Shidian, Yongde, Zhenkang, Myanmar, Mangshi, Lianghe, Tengchong and Longyang respectively. The county covers a maximum distance of 64 km from east to west and a maximum span of 78 km from north to south, with a total area of 2,884 square kilometers. County jurisdiction over 5 towns, 5 townships (including 1 ethnic townships).
Longling at the Nujiang River fault zone, more earthquake geothermal. Is a subtropical mountain monsoon climate, three-dimensional climate is obvious, annual precipitation of about 2300 millimeters, there is a "rain screen in western Yunnan," said. Attractions and monuments include Xiaoheishan Nature Reserve, Bangla Palm Thermal Mineral Springs, Songshan Battle Ruins, Daba Martyrs' Cemetery, Xishan Park, Yunlong Temple, and other Neolithic cultural sites such as Hetou Burnt Charcoal Field Slope.
On April 30, 2019, the People's Government of Yunnan Province decided that Longling County would withdraw from the sequence of poverty-stricken counties. According to the seventh census data, as of 00:00 on November 1, 2020, the resident population of Longling County was 272,769 people.
In 2023, the gross regional product of Longling County was 15.168 billion yuan, a year-on-year growth of 1.0%, 0.4 percentage points lower than the city's absolute value of the city's fourth, the growth rate of the city's third. Among them: primary industry realized 4.156 billion yuan, an increase of 4.1%; secondary industry realized 6.487 billion yuan, a decline of 3.4%; tertiary industry realized 4.525 billion yuan, an increase of 4.4%.