Data Catalog

• County

  Housing Market Value Analysis - Allegheny County Economic Development

  Allegheny County / City of Pittsburgh / Western PA Regional Data Center —

  In 2017, the County Department of Economic Development, in conjunction with Reinvestment Fund, completed the 2016 Market Value Analysis (MVA) for Allegheny County. A...

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  • 1 more in dataset
• 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...

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  • JSON
  • XML
• 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...

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  • 5 more in dataset
• 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...

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  • XML
• County

  LakeCountyParcelPoints

  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...

  • HTML
  • ArcGIS GeoServices REST API
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  • 5 more in dataset
• County

  Loudoun Airport Impact Overlay Districts

  Loudoun County, Virginia —

  More MetadataThe Airport Impact (AI) Overlay District is a zoning overlay district administered by the Loudoun County Department of Building and Development. The...

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  • ArcGIS GeoServices REST API
  • GeoJSON
  • CSV
  • KML
  • ZIP
• 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...

  • CSV
  • RDF
  • JSON
  • XML
• County

  Loudoun Floodplain

  Loudoun County, Virginia —

  More MetadataMaintenance and Update Frequency: Floodplain boundaries are updated by Building and Development staff as detailed floodplain studies are submitted and...

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  • ArcGIS GeoServices REST API
  • CSV
  • ZIP
  • GeoJSON
  • KML

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