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Ecoregions of Montana

Last updated: September 29th, 2019

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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.

Name†Color 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

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