Granite Falls is a city in Chippewa and Yellow Medicine counties in the State of Minnesota. The population was 2,897 at the 2010 census. It is the county seat of Yellow Medicine County. The Andrew John Volstead House, a National Historic Landmark, is located in Granite Falls.
Granite Falls was platted in 1872. The city was named for deposits of granite rock in the area. A post office has been in operation at Granite Falls since 1870. Granite Falls was incorporated as a city in 1879 with East Granite Falls joining in 1889.
On July 25, 2000, the city of Granite Falls and Yellow Medicine County were hit by a powerful tornado. The tornado first touched down in rural parts of the county west-northwest of Granite Falls, hitting the city at 6:10 pm. After tearing through the residential sections of town, the tornado lifted at approximately 6:25PM after being on the ground for over nine miles.