Illinois Department of Transportation (IL)
State highways in Illinois: road maps, projects, and the approach or access permit you need before you build a driveway onto a state road.
Illinois Department of Transportation
Jump to
What you can look up here
- RoadsFind the road authority for plowing, maintenance, and driveway permits.
About this resource
- Provided by
- Illinois Department of Transportation (official)
- Covers
- Illinois statewide
- Link status
- Opened normally at the last check
- Link checked
- Oct 13, 2026
- Web address
- https://idot.illinois.gov/
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