Quan Hóa District
Quan Hóa district 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.
