|Country||People's Republic of China|
|• Total||2,398 km2 (926 sq mi)|
|• Density||170/km2 (450/sq mi)|
|Time zone||UTC+8 (China Standard)|
Yuexi County (simplified Chinese: 岳西县; traditional Chinese: 岳西縣; pinyin: Yuèxī Xiàn), is a county in the southwest of Anhui Province, People's Republic of China, bordering Hubei Province to the west. It is under the jurisdiction of the prefecture-level city of Anqing. It has a population of 400,000 and an area of 2,398 km2 (926 sq mi). The government of Yuexi County is located in Tiantang Town.
Yuexi County has jurisdiction over thirteen towns and eleven townships.