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County
Redlining Maps from the Home Owners Loan Corporation, 1937
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
Most of the text in this description originally appeared on the Mapping Inequality Website. Robert K. Nelson, LaDale Winling, Richard Marciano, Nathan Connolly, et... -
County
Assessor - Parcel Universe (Current Year Only)
Cook County of Illinois —
A current-year-only universe of Cook County parcels with attached geographic, governmental, and spatial data. When working with Parcel Index Numbers (PINs) make sure... -
County
Assessor - Commercial Valuation Data
Cook County of Illinois —
Commercial valuation data collected and maintained by the Cook County Assessor's Office, from 2021 to present. The office uses this data primarily for valuation and... -
County
Assessor - Parcel Universe
Cook County of Illinois —
A complete, historic universe of Cook County parcels with attached geographic, governmental, and spatial data. When working with Parcel Index Numbers (PINs) make sure... -
County
Assessor - Parcel Sales
Cook County of Illinois —
Update 10/31/2023: Sales are no longer filtered out of this data set based on deed type, sale price, or recency of sale for a given PIN with the same price. If users... -
County
Allegheny County Soil Type Areas
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
This dataset contains soil type and soil classification, by area. If viewing this description on the Western Pennsylvania Regional Data Center’s open data portal... -
County
Allegheny County Dog Licenses
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
A list of dog license dates, dog breeds, and dog name by zip code. Currently this dataset does not include City of Pittsburgh dogs. -
County
Assessor [Archived 05-31-2023] - Parcel Universe
Cook County of Illinois —
A complete, historic universe of Cook County parcels with attached geographic, governmental, and spatial data. When working with Parcel Index Numbers (PINs) make sure... -
County
Allegheny County Zip Code Boundaries
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
This dataset demarcates the zip code boundaries that lie within Allegheny County.If viewing this description on the Western Pennsylvania Regional Data Center’s open... -
County
2005 Lake County Aerial - SW Quarter
Lake County, Illinois —
This six inch pixel resolution black and white aerial photography was flown between April 4, 2005 and April 9, 2005 at a negative scale of 1" = 660' (a scale ratio of... -
County
2004 Lake County Aerial - NW Quarter
Lake County, Illinois —
This one foot pixel resolution black and white aerial photography was flown April 5, 2004 at a negative scale of 1" = 1666 (a scale ratio of 1:20000) flying at an... -
County
Allegheny County Land Cover Areas
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
The Land Cover dataset demarcates 14 land cover types by area; such as Residential, Commercial, Industrial, Forest, Agriculture, etc. If viewing this description on... -
County
LakeCountyParcels
Lake County, Illinois —
Download In State Plane Projection Here ** In addition to the Tax Parcel polygons feature class, the hyperlink download above also contains a parcel point data layer... -
County
Assessor - Appeals
Cook County of Illinois —
Appeals for many years are currently missing from this dataset as we repopulate our system of record with updated records. We expect all missing appeals to be... -
County
Allegheny County Fatal Accidental Overdoses
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
NOTE: The cumulative Fatal Accidental Overdoses resource (the first table below) has been modified to address a number of issues, including (but not limited to)... -
County
2006 Lake County Aerial - SW Quarter
Lake County, Illinois —
This six inch pixel resolution black and white aerial photography was flown between April 6, 2006 and April 26, 2006 at a negative scale of 1" = 660 (a scale ratio of... -
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2014 Lake County Aerial - SE Quarter
Lake County, Illinois —
This six inch pixel resolution color aerial photography was flown between April 18, 2014 and April 26, 2014. The files are provided in JPEG2000, an open format... -
County
2014 Lake County Aerial - SW Quarter
Lake County, Illinois —
This six inch pixel resolution color aerial photography was flown between April 18, 2014 and April 26, 2014. The files are provided in JPEG2000, an open format... -
County
2012 Lake County Aerial: SE Quarter
Lake County, Illinois —
This six inch pixel resolution color aerial photography was flown between March 9, 2012 and May 13, 2012. The files are provided in JPEG2000, an open format supported... -
County
2002 Lake County Aerial - SE Quarter
Lake County, Illinois —
This six inch pixel resolution black and white aerial photography was flown between April 13, 2002 and April 26, 2002 at a negative scale of 1" = 660' (a scale ratio...