Rochester is a city founded in 1854 in the U.S. State of Minnesota and is the county seat of Olmsted County located on the Zumbro River's south fork in Southeast Minnesota. It is Minnesota's third-largest city and the largest city located outside the Minneapolis-St. Paul Metropolitan Statistical Area. As of 2018, the Rochester metropolitan area had a population estimated at 219,802. According to the 2010 United States Census the city had a population of 106,769. The U.S. Census Bureau estimated that the 2018 population was 116,961. It is the home of the Mayo Clinic and a major IBM facility, one of the company's largest at its peak. The city has long been rated as one of the best places to live in the United States by multiple publications such as Money.