Illinois GIS data downloads (IL)
Download Illinois's statewide GIS data, such as roads, boundaries, imagery and elevation. It has no statewide property lines.
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What you can look up here
- GIS data downloadsDownload parcels, roads, imagery, lidar, and other layers.
- Aerial imageryRecent and historical aerial photographs.
- ElevationGround elevation, contours, and slope for any spot.
- Land coverForest, crops, wetland, developed, or open, from satellite data.
- Addresses and 911 numbersGet or check a rural address or fire number.
About this resource
- Provided by
- Illinois Geospatial Data Clearinghouse (official)
- Covers
- Illinois statewide
- Link status
- Opened normally at the last check
- Link checked
- Oct 19, 2026
- Web address
- https://clearinghouse.isgs.illinois.edu/
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