Department of City Development_Update Frequency: Annually_ City of Milwaukee targeted investment neighborhood (TIN) polygons. http://city.milwaukee.gov/TINs.htmtargeted-investment-neighborhoodsengMilwaukee Open DataPublicHousing & PropertyMapsTargeted Investment NeighborhoodsDatasetsWisconsin--MilwaukeeWisconsinLast Modified: 2020-03-06