Nanzheng county/District, subordinate to Hanzhong City, Shanxi Province, is located in the southwest border of Shanxi Province, the southwest of Hanzhong Basin, north of the Hanjiang River, south of the Bashan Mountain. The district borders Chenggu County and Xixiang County of Shanxi Province in the east, Tongjiang County, Nanjiang County and Wangcang County of Sichuan Province in the south, Ningqiang County and Mian County of Shanxi Province in the west, and Hantai District of Shanxi Province across the river in the north, with a total area of 2809.0363 square kilometers. According to the seventh census, as of midnight on November 1, 2020, the permanent population of Nanzheng District was 466,244.

Nanzheng District because of the Zheng people running south, the territory of the climate is divided into the north subtropical and warm temperate zone, especially the north subtropical climate characteristics are the most obvious. Nanzheng is an important part of Hanzhong's "Double Hundred" urban planning, and also a large tourist resource area in Shanxi Province. The scenic spots in the area include world-class Tiankeng cluster, Nanhu, Hongsi Lake, Sichuan-Shanxi Revolutionary Base Memorial Hall, Liping National Forest Park, Hanshan Square, etc.

In 2019, Nanzheng District had jurisdiction over 2 subdistricts and 20 towns.

In 2020, the GDP of Nanzheng District reached 22.554 billion yuan, an increase of 1.8 percent over the previous year based on comparable prices. Specifically, the added value of the primary industry was 3.815 billion yuan, up by 4.2%; The added value of the secondary industry was 10.774 billion yuan, up by 1.4%; The value added of the tertiary industry was 7.965 billion yuan, up by 1.2%.