Please for any questions at 406-444-6119.
You will find our road condition maps in the Traveler Information space.
for a variety of informational maps.
The mileage calculator has been removed from MDT’s Internet site due to it being a cost prohibitive process to maintain and prone to inaccuracies or errors. There are publicly available tools such as Google Maps, Bing Maps, MapQuest, or OpenStreetmap that could meet your needs.
Official Montana Highway Travel Map
- 2021 Montana Highway Map (Front) | Order Copies (Free)
- 2021 Montana Highway Map (Back - Tourism Details)
- Click and Zoom Online Version
- Montana Highway Functional Classification Map
- Montana Highway System Routes Map
- Historical Highway Maps
- Memorial Sites and Roadways in Montana with Special Designations
- Montana Rail System Map
- Railroad Crossings Map
- Federal and State Tentative Construction Projects 2021-2025
Active Projects Map
City, County & Urban Maps
- MS4 Storm Water Maps
- Montana Watershed Districts
- Historic MS4 Storm Water Maps