Panshan County (simplified Chinese: 盘山县; traditional Chinese: 盤山縣; pinyin: Pánshān Xiàn) is a county in the central part of Liaoning province, China. It is under the administration of the prefecture-level city of Panjin and occupies its northern third. The county has a total area of 2,145 square kilometres (828 sq mi), and a population of approximately 223,210 people in 2020. The county's postal code is 124000, and the county government is located in Shuangtaizi District.

Panshan County administers nine towns and five rural townships.

Towns:

Townships: