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.