GIS Data

Open Data Portal

The Open Data Portal is a central, cloud-based repository for Lake County GIS datasets and related data. Users can view and stylize spatial components of the data, as well as chart tabular information. Data can be downloaded in variety of file formats, including ESRI Shapefiles (.shp), KML, and CSV formats.

Full Datasets

Complete countywide datasets INCLUDING aerial photography may also be downloaded from our Amazon cloud site. Click the thumbnail below to go directly to the download page for the listed category.

Aerial Photography

Aerial Photography
Aerial Photography from 1939 to 2014.

Landmarks

Landmarks
Landmarks include schools, parks, major shopping areas and more.

Elevation

Elevation
Elevation data includes 2007 Cartographic Contours, Digital Terrain Model (DTM) and LiDAR data.

Natural Resources

Natural Resource Boundaries
Boundaries for Lake County Forest Preserves and State Parks.

Planimetrics

Planimetrics
Planimetric data includes Building Outlines and Edge of Pavement.

Political Boundaries

Political Boundaries
Boundaries for Lake County Board Districts, Judicial Circuit Court Subcircuits, Lake County Boundary, Political Townships, State Representative Districts, State Senate Districts, U.S. Congressional Districts and Voting Precincts.

Soils

Soils
Data from the 2004 Soil Survey.

Surface Water

Surface Water
Surface water includes Advanced Identification wetlands, Hydrology and the Lake County Wetland Inventory.

Tax Districts Boundaries

Tax Districts Boundaries
Boundaries for Community College Districts, Drainage Districts, Elementary School Districts, Fire Protection District and Municipal Fire Department Boundaries, Fire Protection Districts alone, Fox Waterway Agency Boundaries, High School Districts, Joint Action Water Agency, Library Districts, Mosquito Abatement Districts, Municipal Boundaries, Park Districts, Sanitary Districts and Special Service Areas and Tax Increment Finance areas.

Tax Parcel Boundaries

Tax Parcel Boundaries
Current Tax Parcel Boundaries.

Tax Parcel Maps

Tax Parcel Maps
Published Tax Parcel Maps for the 2015 tax assessment years.

Transportation

Transportation
Transportation includes Railroads, Street Centerlines and Trails.