Milwaukee County’s goal is to enrich your life by providing essential services that meet your needs and those of your family, neighbors, co-workers and friends.
We enhance the quality of life in Milwaukee County through great public service.
Milwaukee County is home to over 950,000 people living in one of 19 communities, which range in size from the City of Milwaukee, with 595,000 residents, to the Village of River Hills, with roughly 1,600 residents.
Still a manufacturing stronghold, the region features 16 Fortune 1000 companies and thousands of others in the financial services, medical device, hospitality and retailing industries.
Find information about things to do and happenings in Milwaukee County.
Public service endpoint site for various GIS datasets.
Open Application
View MCLIO's various GIS datasets.
New beta version of the MCLIO interactive mapping application.
Quickly retrieve Plat of Survey maps.
View property data and download cadastral documents.
View and download LiDAR and imagery files.
View parcel information on mobile devices.
New beta version of the mobile parcel viewer.
Find your elected representatives and districts.
This application is only available to partner organizations.
View georeferenced historical atlas maps.
Explore Milwaukee County 3D building data.
View the historic redline map and neighborhood grades.
View the recorded sales history of a parcel.
Info on creating, accessing and using planimetric data.
Explore the process of creating 2020 LiDAR products.
Milwaukee County Courthouse 901 N. 9th St., Room 308 Milwaukee, WI 53233
(414) 278-5353 (Voice), 711 (TRS)