Data Catalog

• County

  Political Townships

  Lake County, Illinois —

  Download In State Plane Projection Here. Political townships are those with elected officials - township supervisor, assessor, road commissioner, etc. However, Zion...

  • HTML
  • ArcGIS GeoServices REST API
  • CSV
  • ZIP
  • GeoJSON
  • KML
  • 5 more in dataset
• County

  State Senate Districts

  Lake County, Illinois —

  Download In State Plane Projection Here. Boundaries for electing senators to the Illinois Senate as established by that body. Update Frequency: This dataset is...

  • HTML
  • ArcGIS GeoServices REST API
  • CSV
  • ZIP
  • GeoJSON
  • KML
  • 5 more in dataset
• County

  State Representative Districts

  Lake County, Illinois —

  Download In State Plane Projection Here. Boundaries for electing representatives to the Illinois House as established by that body.Update Frequency:This dataset is...

  • HTML
  • ArcGIS GeoServices REST API
  • CSV
  • ZIP
  • GeoJSON
  • KML
  • 5 more in dataset
• County

  Political Boundaries Data Dictionary

  Lake County, Illinois —

  An in-depth description of the various Political Boundaries GIS data layers outlining terms of use, update frequency, attribute explanations, and more. District data...

  • HTML

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