Montana Road Map showing the state routes, US highways, interstate highways, major roads, local connecting Road, secondary Road, important local road of the Montana.
Montana Roads and Highways Map
About Map: Map showing major roads, local connecting Road, secondary Road, Important Local Road of the Montana, United States.
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Roads and Highways in Montana
Montana has a wide-reaching road network that supports travel across its vast landscapes, including mountains, plains, and national parks. Major interstate highways such as I-90, I-15, and I-94 connect key cities like Billings, Missoula, Great Falls, and Helena. U.S. and state highways extend into rural and remote areas, linking small towns, agricultural regions, and scenic destinations. These roads are essential for freight movement, tourism, and daily travel, providing reliable connectivity across one of the largest and least densely populated states.
Major Highways in Montana
| Highway | Type | Route Direction | Connects |
|---|---|---|---|
| I-90 | Interstate | East–West | Missoula, Billings |
| I-15 | Interstate | North–South | Butte, Great Falls |
| I-94 | Interstate | East–West | Billings, Miles City |
| I-115 | Interstate | North–South | Butte |
| US 2 | U.S. Highway | East–West | Northern Montana |
| US 12 | U.S. Highway | East–West | Helena, Miles City |
| US 87 | U.S. Highway | North–South | Great Falls, Billings |
| US 93 | U.S. Highway | North–South | Missoula, Kalispell |
| US 191 | U.S. Highway | North–South | Bozeman, Yellowstone area |
| MT 200 | State Highway | East–West | Central Montana |
| MT 3 | State Highway | North–South | Billings, Great Falls |
| MT 83 | State Highway | North–South | Seeley Lake, Swan Valley |
| MT 35 | State Highway | North–South | Flathead Lake region |
Interstate Highways in Montana
| Interstate | Route Direction | Key Cities Connected |
|---|---|---|
| I-15 | North–South | Butte, Great Falls |
| I-90 | East–West | Missoula, Billings |
| I-94 | East–West | Billings, Miles City |
| I-115 | North–South | Butte |
Road Network in Montana
Montana’s road network includes interstate highways for long-distance travel, U.S. highways connecting major regions, and state highways serving rural communities and scenic areas. Local roads and rural routes provide access to farms, small towns, and remote locations, supporting both daily travel and tourism.
| Road Type | Description | Approx. Length |
|---|---|---|
| Interstate Highways | High-speed corridors | 1,200 miles |
| U.S. Highways | Regional connectors | 3,800 miles |
| State Highways | Statewide routes | 9,000 miles |
| Local Roads | City streets | 50,000+ miles |
| Rural Roads | Remote access | 45,000+ miles |
Montana Roads & Highways Facts
| State | Montana |
| Total Road Network | 109,000+ miles |
| Interstate Mileage | 1,200 miles |
| State Highway System | 9,000 miles |
| Total Lane Miles | 150,000+ miles |
| Major Interstate Routes | I-15, I-90, I-94 |
| Key Authority | Montana Department of Transportation |
| Number of Interstates | 4 |
| Major Uses | Tourism, freight |
| Urban Road Network | Limited urban systems |
| Longest Interstate | I-90 |
| Longest U.S. Highway | US 2 |
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