Elk River is a city in Sherburne County, Minnesota, United States, about 34 miles northwest of Minneapolis. It is situated at the confluence of the Mississippi and Elk Rivers. It is the county seat of Sherburne County. U.S. Highways 10 and 169 and State Highway 101 are three of the main arterial routes, and a station on the Northstar Commuter Rail line to downtown Minneapolis is located in the city.