Home » Regions » North America » The United States » Montana

Ecoregions of Montana

Page contents

To check where a specific point lies, you can look it up in our Ecoregion Locator.

Map Legend & Subregion List

This list will help you navigate the regions in case you have problems with viewing or clicking the interactive map above.

NameColor on Map
Tobacco Plains
High Northern Rockies
High Idaho Batholith
Dry Gneissic-Schistose-Volcanic Hills
Big Hole
Eastern Batholith
Western Beaverhead Mountains
Lochsa Uplands
Forested Beaverhead Mountains
Pioneer-Anaconda Ranges
Eastern Pioneer Sedimentary Mountains
Elkhorn Mountains-Boulder Batholith
Southern Garnet Sedimentary-Volcanic Mountains
Deer Lodge-Philipsburg-Avon Grassy Intermontane Hills and Valleys
Glaciated Bitterroot Mountains and Canyons
Absaroka Volcanic Subalpine Zone
Sedimentary Subalpine Zone
Barren Mountains
Eastern Gravelly Mountains
Crazy Mountains
Alpine Zone
Yellowstone Plateau
Dry Mid-elevation Sedimentary Mountains
Scattered Eastern Igneous-Core Mountains
Rattlesnake-Blackfoot-South Swan-Northern Garnet-Sapphire Mountains
Foothill Potholes
Big Snowy-Little Belt Carbonate Mountains
Bitterroot-Frenchtown Valley
Limy Foothill Savanna
Townsend-Horseshoe-London Sedimentary Hills
Bighorn Basin
Crestal Alpine-Subalpine Zone
Glaciated Dark Brown Prairie
Glaciated Northern Grasslands
Coteau Lakes Upland
North Central Brown Glaciated Plains
Rocky Mountain Front Foothill Potholes
Foothill Grassland
River Breaks
Cherry Patch Moraines
Pine Scoria Hills
Semiarid Pierre Shale Plains
Montana Central Grasslands
Non-calcareous Foothill Grassland
Shield-Smith Valleys
Limy Foothill Grassland
Flathead Hills and Mountains
Grave Creek Range-Nine Mile Divide
Flathead Valley
Camas Valley
Purcell-Cabinet-North Bitterroot Mountains
Clearwater Mountains and Breaks
Stillwater-Swan Wooded Valley
Clark Fork Valley and Mountains
Salish Mountains
Coeur d Alene Metasedimentary Zone
St. Joe Schist-Gneiss Zone
South Clearwater Forested Mountains
Centennial Basin
Eastern Divide Mountains
Flint Creek-Anaconda Mountains
Dry Intermontane Sagebrush Valleys
Mid-elevation Sedimentary Mountains
Gneissic-Schistose Forested Mountains
Absaroka-Gallatin Volcanic Mountains
Tobacco Root Mountains
Granitic Subalpine Zone
Paradise Valley
Big Belt Forested Highlands
Townsend Basin
Northern Front
Southern Carbonate Front
Western Canadian Rockies
Forested Buttes
Unglaciated Montana High Plains
Sagebrush Steppe
Collapsed Glacial Outwash
Flathead Thrust Faulted Carbonate-Rich Mountains
Northern Missouri Coteau
Sweetgrass Uplands
Milk River Pothole Upland
Missouri Plateau
Little Missouri Badlands
Dense Clay Prairie
Missouri Breaks Woodland-Scrubland
Judith Basin Grassland
Mesic Dissected Plains
Pryor-Bighorn Foothills

† Status: ✓ = Complete ○ = Needs Image … = Incomplete ∅ = Stub Only


Partially Complete
With Images
Complete w/ Images

Get involved! You can help our ecoregion articles progress faster. Help us find photos of these regions. Contact us if you have any additions or corrections to any of these articles. You can also donate to support our ongoing work.