Madison is the state capital of Wisconsin. Learn about Wisconsin state government agencies and services. Browse the Wisconsin visitor information, and read about business and education in the Dairy State. - [Read more]
This is the Wisconsin state category. Wisconsin's capital city is Madison, and its postal abbreviation is WI. Wisconsin entered the Union as the 30th state, on May 29, 1848. It is the 25th largest state, with an area of 65,499 square miles. Wisconsin is located in north central United States, southwest of the Great Lakes and east of the Mississippi River. Milwaukee is the state's largest city. The terrain is a rolling plain that slopes gradually down from the north. Glacial lakes abound in the state. French explorers claimed the region in 1634, but Britain seized it in 1763, and it was ceded to the United States in 1783. Settlement in the region progressed slowly, but the Territory of Wisconsin was finally established in 1836. Wisconsin is a leading producer of dairy products, and nearly half of the land is forested.