Wyoming has a total area of 97,914 square miles, making it the 10th largest state in the US. High plains, rolling hills, mountain ranges, and basins characterize the state's topography. The eastern part of Wyoming consists mainly of high plains and prairies that extend into Nebraska and South Dakota. The western part of Wyoming is dominated by mountain ranges such as the Rocky Mountains, Absaroka Range, Wind River Range, Teton Range, and Big Horn Mountains.
The Great Plains of North America slope east from the Rocky Mountains, covering the eastern parts of Wyoming. The Great Plains consists of rolling hills, wide river valleys, and acres of prairie grassland covering the landscape. The western margins of the Great Plains are marked by several mountain ranges. The state’s lowest point is located in the extreme northeastern corner along the Belle Fourche River, at an elevation of 3,099ft.
Over a dozen mountain ranges of the Rocky Mountains cover the western part of the state, including the snow-capped Absaroka, Grand Tetons, and Wind River mountains. The Wind River mountains situated in the west-central part of the state, include Wyoming’s highest point – the Gannett Peak, which rises to an elevation of 13,810ft (4,210m). The north-central part of the state is dominated by the Big Horn Mountains, while the rugged Laramie Mountains cover the southern and southeastern landscapes. Situated in the extreme northwestern part of the state is the country’s oldest and largest national park – the Yellowstone National Park.
The significant rivers of Wyoming include the Belle Fourche, Bighorn, Green, North Platte, Powder, Snake, Sweetwater, and Yellowstone rivers. The state also has numerous man-made reservoirs, with the largest ones located on the North Platte River, to the south of Casper, and the northeast of Riverton on the Bighorn River.
Wyoming experiences a semi-arid climate with cold winters and warm summers. The average temperature in January ranges from 11°F to 29°F while in July, it goes from 56°F to 84°F. Precipitation varies across different regions but generally averages 8-12 inches annually.
The State of Wyoming is divided into 23 counties. In alphabetical order, these counties are: Albany, Big Horn, Campbell, Carbon, Converse, Crook, Fremont, Goshen, Hot Springs, Johnson, Laramie, Lincoln, Natrona, Niobrara, Park, Platte, Sheridan, Sublette, Sweetwater, Teton, Uinta, Washakie, and Weston.
With an area of 253,600 sq.km, Wyoming is the 10th largest and the least populous state in the USA. Located in the southeastern corner of the state on Crow Creek is, Cheyenne – the capital, the largest and the most populous city of Wyoming. Tourism, government services, transportation and manufacturing industries are the main drivers of the city’s economy. Cheyenne is also one of the country’s least centrally located state capitals.
The State of Wyoming is located in the west-central (Mountain States area) region of the United States. The landlocked state of Wyoming is bordered by the states of Utah in the southwest, by Idaho in the west; by Colorado in the south, by South Dakota and Nebraska in the east; and by Montana in the north and northwest.
Regional Maps: Map of North America
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This page was last updated on March 3, 2023