datacatalog.cookcountyil.govThe Parcel 2006 feature contains tax parcel polygons for the 2006 property tax assessment at the County. This feature reflects tax parcel polygons as they existed from 1/1/2006 through 12/31/2006. Each parcel is uniquely identified with a Property Index Number (PIN).Shapefilehttps://datacatalog.cookcountyil.gov/api/views/r5e4-5wi6engCook County Open DataPublicHistorical - ccgisdata - Parcel [Illinois--Cook County] {2006}DatasetsIllinois--Cook CountyIllinois2006