How Wisconsin’s Counties Got Their Shapes

May 4, 2021

Wisconsin’s county boundaries have attained their current shapes as a result of numerous boundary changes that date back to the formation of Wisconsin Territory in 1836.

Municipal Boundary Data

July 13, 2017

In Wisconsin, the Legislative Technology Services Bureau (LTSB) GIS Team works closely with local governments to maintain a statewide layer of municipal boundaries (cities, villages, and towns).  Counties are required by state law to submit updated municipal boundary data to LTSB. 

County Maps

There are several sources for Wisconsin County Maps. Below we have included some information and links to pertinent map sources.