The 27th Senate district of

Wisconsin Wisconsin ( ) is a U.S. state, state in the Great Lakes region, Great Lakes region of the Upper Midwest of the United States. It borders Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake Michigan to the east, Michig ...

is one of 33 districts in the

Wisconsin Senate The Wisconsin Senate is the upper house of the Wisconsin State Legislature. Together with the Wisconsin State Assembly they constitute the legislative branch of the state of Wisconsin. The powers of the Wisconsin Senate are modeled after those ...

. Located in south-central Wisconsin, the district comprises most of the northwest quadrant of

Dane County Dane County is a County (United States), county in the U.S. state of Wisconsin. As of the 2020 United States census, 2020 census, the population was 561,504, making it the second-most populous county in Wisconsin after Milwaukee County, Wiscon ...

. It includes much of the west side of the city of Madison, as well as portions of Madison's far north side. The 27th also includes the suburban cities of Middleton and

Verona Verona ( ; ; or ) is a city on the Adige, River Adige in Veneto, Italy, with 255,131 inhabitants. It is one of the seven provincial capitals of the region, and is the largest city Comune, municipality in the region and in Northeast Italy, nor ...

, and the villages of Black Earth, Cross Plains, Dane, Mazomanie, and Waunakee.

Current elected officials

Dianne Hesselbein is the senator representing the 27th district since January 2023. She previously served ten years in the

Wisconsin State Assembly The Wisconsin State Assembly is the lower house of the Wisconsin Legislature. Together with the smaller Wisconsin Senate, the two constitute the legislative branch of the U.S. state of Wisconsin. The Assembly is controlled by the Republican ...

, representing the 79th district. Each Wisconsin State Senate district is composed of three

districts. The 27th Senate district comprises the 79th, 80th, and 81st Assembly districts. The current representatives of those districts are: * Assembly District 79: Lisa Subeck (D– Madison) * Assembly District 80: Mike Bare (D–

) * Assembly District 81: Alex Joers (D– Middleton) The district is located entirely

Wisconsin's 2nd congressional district Wisconsin's 2nd congressional district is a congressional district of the United States House of Representatives in southern Wisconsin, covering Dane County, Iowa County, Lafayette County, Sauk County and Green County, as well as portions of ...

, which is represented by U.S. Representative

Mark Pocan Mark William Pocan ( ; born August 14, 1964) is an American politician and businessman serving as the U.S. representative from Wisconsin's 2nd congressional district since 2013. The district is based in the state capital, Madison. A member of t ...

. File:CrossPlainsWisconsinDowntown2US14.jpg, Downtown Cross Plains File:Epic Systems Corporation Office.jpg,

Epic Systems Epic Systems Corporation is an American privately held healthcare software company based in Verona, Wisconsin. According to the company, hospitals that use its software held medical records of 78% of patients in the United States and over 3% ...

headquarters in

File:Wisconsin_trade_center.jpg, Wisconsin Trade Center in Middleton. File:Mazomanie_WI_May10.jpg, Mazomanie File:Gov._Nelson_prairie_2.jpg, Governor Nelson State Park

Past senators

The district has previously been represented by:Wisconsin Blue Book, 1991-92 edition, ''Statistics: History'', pages 657-666. Note: the boundaries of districts have changed repeatedly over history. Previous politicians of a specific numbered district have represented a completely different geographic area, due to

redistricting Redistricting in the United States is the process of drawing electoral district boundaries. For the United States House of Representatives, and state legislatures, redistricting occurs after each ten-year census. The U.S. Constitution in Art ...

References

External links

Senate District 27
at

Wisconsin Legislature The Wisconsin Legislature is the state legislature of the U.S. state of Wisconsin. The legislature is a bicameral body composed of the upper house, Wisconsin State Senate, and the lower Wisconsin State Assembly, both of which have had Republ ...

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Senator Dianne H. Hesselbein (2025)
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Senator Dianne H. Hesselbein (2023)
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Senator Jon Erpenbach (2021)
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Senator Jon Erpenbach (2019)
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Senator Jon Erpenbach (2017)
{{United States legislatures Wisconsin Senate districts Dane County, Wisconsin 1856 establishments in Wisconsin