Heishan County, under the jurisdiction of Jinzhou City, Liaoning Province, is located in the west of Liaoning Province, at the northeast end of Jinzhou City. It is located between 121 ° 49 ′ and 122 ° 36 ′ E and 41 ° 29 ′ and 42 ° 08 ′ N. The county covers an area of 2498 square kilometers. Heishan County is located in the temperate semi humid area, with a temperate continental monsoon climate. As of October 2021, Heishan County has jurisdiction over 2 streets, 15 towns, 4 townships and 1 township level unit. The county people's government is located in Heishan Street. As of January 2022, Heishan County has a population of 643800.

In ancient times, during the reign of Tang Yao, Heishan was the territory of Jizhou. In 1954, it was a county under the jurisdiction of Jinzhou City, Liaoning Province. Heishan County is located in the middle of five large and medium-sized cities, connecting the northeast and north China, with a unique geographical location and convenient transportation. The main scenic spots include Shepan Mountain Tourist Area, Longwan Reservoir Tourist Area, Lianhua Lake Film and Television Base, etc.

In 2020, the gross domestic product of Heishan County will be RMB 12.01 billion, with a growth rate of 2.5%.