Rochester

City, seat of Olmsted county, southeastern Minnesota, U.S., situated at the confluence of three tributaries of the Zumbro River, in a mixed-farming region, 75 miles (121 km) south of Minneapolis. The site, which originally served as a camping ground for wagon trains, was settled in 1854 and named for Rochester, N.Y. Its growth has been stimulated to a great degree by the Mayo Medical Center,