Teton County, Montana

Teton County is located in northwestern Montana, just southeast of Glacier National Park. The Rocky Mountain Front rises to the west, while wide-open prairies stretch across the east.

Choteau serves as the county seat, with the Teton River winding through the area. Dinosaur fossils are a big deal here, and paleontologists come to the region each summer to study them.

Farmers grow wheat and barley across the fertile fields. Despite its harsh climate, the land has a raw beauty that gets under your skin. Teton County is all about big skies, quiet towns, and plenty of room to roam.

CategoryDetails
County NameTeton County
County SeatChoteau
EtymologyNamed after the Teton Mountains, which are located near the county
Cities, Towns, and CommunitiesChoteau, Fairfield, Dutton, Bynum, Pendroy, Power
Interstates and HighwaysUS 89, MT 287, MT 221
FIPS Code30-099
Total Area (Land and Water)2,293 square miles (Land: 2,272 sq mi, Water: 21 sq mi)
Adjacent Counties (and Direction)Pondera County (North), Chouteau County (East), Cascade County (Southeast), Lewis and Clark County (South), Flathead County (West)
Time ZoneMountain Time Zone (MT)
StateMontana
Coordinates47.8247° N, 112.1952° W
Major LandmarksFreezeout Lake Wildlife Management Area, Rocky Mountain Front, Old Trail Museum
PopulationApproximately 6,000

PHYSICAL MAP

Teton County Topographic Map

Teton County sits between two very different landscapes. The eastern side opens into endless prairie, while the Rocky Mountain Front towers over the west. Sharp cliffs rise suddenly before giving way to broad valleys beneath the peaks. Ancient rivers and glaciers carved these features, creating a landscape where flat plains and steep mountains meet.

TRANSPORTATION MAP

Teton County Road Map

Teton County’s roads mostly follow the natural landscape, which means they run flat, open, and straight for miles. U.S. Highway 89 cuts through the county from south to north, connecting small towns and farms. While most roads are smooth and straightforward, I-15 crosses the eastern section. Try out our zoom tool to get a closer look at Teton County.

SATELLITE IMAGERY

Teton County Satellite Map

In our satellite map, Teton County changes quickly from east to west. The eastern side is covered with tan and green fields, while the land farther west rises into dark ridges and steep cliffs. Rivers and streams break up the landscape, along with the occasional irrigation pivot. Settlements appear here and there, but nature clearly has the upper hand in Teton County.

OUTLINE MAP

Teton County Blank Map

Teton County has a neat, almost boxy shape at first glance, with clean eastern and northern boundaries. The western border, however, becomes a wild zigzag through the mountains. The Sun River forms part of its southern boundary. Teton County lies entirely within Montana and does not border another state.

Montana County Map

Montana map showing major cities, roads, and state boundaries.

Big skies and wide-open adventures define Montana, where all 56 counties offer their own blend of rugged landscapes, scenic beauty, and Western character. From sweeping plains and mountain ranges to peaceful valleys and remote wilderness, Montana is filled with places to explore.

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