Rosemount is a city in Dakota County, Minnesota, United States, in the Twin Cities Metropolitan Area. The population was 21,874 at the 2010 census and 25,207 as of July 2019. Rosemount was established as a township in 1858 and incorporated as a city in 1972, encompassing the old village of Rosemount and Pine Bend. According to the city's website, there was some debate over whether to name the township Saratoga or Rosemount, with the latter finally chosen to reflect the town's Irish heritage and remain in keeping with the name given to the post office a few years earlier. In the 1940s it was home to a military gunpowder plant, Gopher Ordnance Works.
According to the United States Census Bureau, the city has a total area of 35.21 square miles (91.19 km2), of which 33.22 square miles (86.04 km2) is land and 1.99 square miles (5.15 km2) is water.
U.S. Highway 52, Minnesota Highway 3, Minnesota Highway 55, and County Road 42 are four of the main routes in Rosemount.
Rosemount is the home of the Rosemount High School "Irish" and Dakota County Technical College, a member of the Minnesota State Colleges and Universities system.
As of the census of 2010, there were 21,874 people, 7,587 households, and 5,918 families living in the city. The population density was 658.5 inhabitants per square mile (254.2/km2). There were 7,853 housing units at an average density of 236.4 per square mile (91.3/km2).