The 98th Assembly district of Wisconsin is one of 99 districts in the Wisconsin State Assembly.

[1] Located in southeastern Wisconsin, the district comprises part of northern Waukesha County and the southeast corner of Washington County.

It includes most of the city of Hartford along with the villages of Sussex and Merton.

The district also contains the Pike Lake State Park.

[2] The district is represented by Republican Jim Piwowarczyk, since January 2025.