Department of City Development_Update frequency: Datasets are refreshed every night to ensure the most current information is available. Even if there are no changes, the data will be updated nightly._ Zoning is the process of dividing land in a municipality into zones in which certain land uses are permitted or prohibited. In addition, the sizes, bulk, and placement of buildings may be regulated. The type of zone determines whether planning permission for a given development is granted. For more information, please visit https://city.milwaukee.gov/DCD/Planning/PlanningAdministration/Zoning Shapefile is projected in Wisconsin State Plane South NAD27 (WKID 32054)zoningengMilwaukee Open DataPublicHousing & PropertyZoningDatasetsWisconsin--MilwaukeeWisconsinLast Modified: 2026-05-29