Iowa Department of Transportation (IA)
State highways in Iowa: road maps, projects, and the approach or access permit you need before you build a driveway onto a state road.
Iowa 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
- Iowa Department of Transportation (official)
- Covers
- Iowa statewide
- Link status
- Opened normally at the last check
- Link checked
- Oct 19, 2026
- Web address
- https://iowadot.gov/modes-travel/roads-highways
More for Iowa
- Iowa statewide mapCounty GIS map · Aerial imagery
- Iowa recorded document searchProperty records
- Iowa GIS data downloadsGIS data downloads · Elevation · Land cover · Addresses and 911 numbers
- FEMA Flood Map Service CenterFlood zones
- Iowa Department of Natural ResourcesWetlands · Lakes and water
- USDA Web Soil SurveySoils
- Iowa state landsPublic land
- Iowa State ArchivesPlats
- Iowa septic system permitsSeptic systems · Environmental conditions
- Iowa water wells and water rightsLakes and water · Wells
- Iowa Geological SurveyElevation · Soils · Hazards and emergency information
- Iowa drainage districtsWetlands