The 45th Assembly district of Wisconsin is one of 99 districts in the Wisconsin State Assembly.

[1] Located in southern Wisconsin, the district comprises most of southern and eastern Rock County.

It includes the cities of Beloit and Evansville, and the village of Orfordville.

[2] The district is represented by Democrat Clinton Anderson, since January 2023.

This article about a location in the state of Wisconsin is a stub.