Madison is the capital of the U.S. state of Wisconsin and the seat of Dane County. As of the 2020 census the population was 269,840 which made it the second-largest city in Wisconsin by population, after Milwaukee, and the 80th-largest in the United States. The city forms the core of the Madison Metropolitan Area which includes Dane County and neighboring Iowa, Green, and Columbia counties for a population of 680,796. Madison is named for American Founding Father and President James Madison.