Menomonie is a city in and the county seat of Dunn County in the western part of the U.S. state of Wisconsin. The city's population was 16,264 as of the 2010 census.Named for the historic Native American tribe, the Menominee, inhabitants who pre-dated the state, the city forms the core of the United States Census Bureau's Menomonie Micropolitan Statistical Area, which includes all of Dunn County. The Menomonie MSA and the Eau Claire metropolitan area to the east form the Census Bureau's Eau Claire-Menomonie Consolidated Metropolitan Statistical Area.The city center is located at the south end of Lake Menomin, a reservoir on the Red Cedar River.