Feixi County (simplified Chinese: 肥西县; traditional Chinese: 肥西縣; pinyin: Féixī Xiàn) is a county of Anhui Province, East China, it is under the administration of the prefecture-level city of Hefei, the capital of Anhui. The county has an area of 2,053.19 km² (792.74 sq mi) and a population of 858,895 inhabitants.

Feixi County is divided to 8 towns and 2 townships.

Shangpai (上派镇), Sanhe (三河镇), Guanting (官亭镇), Shannan (山南镇), Huagang (花岗镇), Zipeng (紫蓬镇), Taohua (桃花镇), Fengle (丰乐镇)Gaodian (高店镇)

Mingchuan Township (铭传乡), Shishugang Township (柿树岗乡), Yandian Township (严店乡)

Taohua Industrial Park Management Committee (桃花工业园管委会), Zipengshan Management Committee (紫蓬山管委会)

31°43′33″N 116°58′36″E / 31.72583°N 116.97667°E / 31.72583; 116.97667