[1] Located in southeast Wisconsin, the district comprises eastern and southeastern Milwaukee County, including downtown, south side, and lakeshore areas of the city of Milwaukee, as well as the cities of Cudahy, Oak Creek, South Milwaukee, and St. Francis, and part of the city of Greenfield.

The district contains landmarks such as the University of Wisconsin–Milwaukee campus, the Milwaukee Art Museum (Quadracci Pavilion), the Port of Milwaukee, Milwaukee Mitchell International Airport, and the Henry Maier Festival Park, site of Milwaukee's annual Summerfest.

[2] Chris Larson is the senator representing the 7th district.

A list of all previous senators from this district:[5] 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.