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Master Property File (MPROP)
Update Frequency: Daily Master Property Record, or MPROP as it is commonly called, is a table containing a assessment record for each property in the city. It contains more than... -
Master Address Index (MAI)
Update Frequency: Daily A record for each address in the city. It contains addresse(s) including a mailable field for the purpose of creating mailing lists. The file is... -
Legal Property Descriptions
Formal legal description for each tax key. -
Tax Delinquent Brownfields
Update Frequency: Quarterly or as needed Current owners of these sites have not paid their property taxes for one or more years. Based on at least an initial screening of these... -
City Resident Property Mailing List
Mailing list of all resident properties in the city. -
Residential and Commercial Permit Work Data
Update Frequency: Monthly Data-set contains information related to residential and commercial permit work data such as date, construction cost and location. -
Vacant Buildings
Update Frequency: The vacant buildings data is recorded in Accela, a third party software. Data is extracted and loaded into the Open Data Portal using an automated process that... -
Property Sales Data
Update Frequency: Yearly Access to Residential, Condominium, Commercial, Apartment properties and vacant land sales history data. -
Delinquent Real Estate Tax Accounts
Update Frequency: Monthly The data is sorted by tax account number by levy year. This allows multiple, delinquent levy year tax accounts for a single parcel to be listed... -
Master Property List (MPROP) Historical
Update Frequency: Annually -
Parcel Polygons (Previously known as Parcel Outlines)
These files contain the City of Milwaukee parcel polygons. Historical parcel shapefiles for the City of Milwaukee are available for download here, in ESRI shapefile format, back... -
Personal Property Assessments
Update frequency: Biweekly during second half of each year. A new data set will be added each year, mid-year. At that point the new dataset will be updated approximately... -
Combinations and Divisions (property listing changes)
Update Frequency: Updated approximately 3 times per year between mid-April and mid-October Updated 11/16/2023. Important note: 2023 records created after April, 2023 are not... -
Neighborhood Revitalization Strategy Areas (NRSA)
Update Frequency: As needed Neighborhood Revitalization Strategy Areas (NRSA). http://city.milwaukee.gov/CommunityDevelopment310.htm -
Parks and parkways
Update Frequency: Weekly Parcels that have been identified as parks or parkways based on MPROP land use codes of 8870 (park) or 8871 (parkway) or 8860 (playground). MPROP... -
Schools - elementary, secondary
Update Frequency:As needed Parcels that have been identified as elementary or secondary schools based on MPROP land use code 8211. This data will involve parcels that are not... -
Milwaukee County Boundaries
Milwaukee County Boundaries shapefile. -
Zoning
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... -
Streets
Update Frequency: weekly Contains a graphic representation of the street centerline as well as attribute data for each official street including address ranges, street... -
Assessment Data by County by Class
Update Frequency: Annual. Updated for 2022. End of year assessed values and related data listed by county and class.