Quan Hóa district

Quan Hóa district (huyện Quan Hóa) is a district of Thanh Hóa province in the North Central Coast region of Vietnam.

As of 2019 the district had a population of 53,070. The district covers an area of 996 km2. The district capital lies at Quan Hóa.

Trung Sơn commune is the site of the Trung Sơn Hydropower Project.