Bagley is a city located in Clearwater County, Minnesota. As of the 2000 census, the city had a total population of 1,235. It is the county seat of Clearwater County6.
According to the United States Census Bureau, the city has a total area of 4.9 km2 (1.9 mi2). 4.7 km2 (1.8 mi2) of it is land and 0.2 km2 (0.1 mi2) of it is water. The total area is 3.17% water.