Zhijin County is located in the west of central Guizhou -- the economic core area of central Guizhou. It is under the jurisdiction of Bijie City, Guizhou Province. It is adjacent to Dafang County and Qianxi City in the north, Qingzhen City and Pingba District of Anshun City in the east, Xixiu District of Anshun City in the southeast, Puding County of Anshun City in the south, Liupanshui Special Zone in the southwest, and Nayong County of Bijie City in the west. The county covers an area of 2,868 square kilometers.

Zhijin County is located in the Wujiang River upstream tributary Liuchong River and Sancha River confluence triangle, the county is 120 kilometers from the provincial capital Guiyang, 155 kilometers from Bijie; The lowest elevation is 860 meters, the highest is 2262 meters, the county is 1310 meters above sea level; The average annual temperature is 14.1℃, the annual rainfall is 1436 mm, the annual sunshine is 1172 hours, the frost-free period is 327 days, belongs to the subtropical monsoon climate.

Zhijin County has jurisdiction over 6 subdistricts, 16 towns, 3 townships and 7 ethnic townships. There are 574 village-level administrative areas, among which there are 8 communities, 235 neighborhood committees, 331 village committees and 2566 village groups. The minorities with large populations are Miao, Yi, Bai, Buyi, Gelao, Hui, Shui and so on. According to the seventh census, as of midnight on November 1, 2020, Zhijin County had a permanent population of 815,661.

On September 25, 2018, it was awarded the honorary title of "2018 E-commerce into Rural Comprehensive Demonstration County" by the Ministry of Commerce. On December 13, 2018, it was selected into the list of advantage areas of agricultural products with Chinese characteristics. [4] On March 3, 2020, it was removed from the list of poverty-stricken counties to achieve poverty alleviation. On July 29, 2020, it was selected into the national Health township (county) naming list for the 2017-2019 cycle. In 2021, the GDP of Zhijin County was 23.56 billion yuan.