Population of Cities in Wyoming (2019)

Despite being the 9th largest by area, Wyoming has a population of just 589,713 inhabitants, making it the least populous city in the U.S., even falling behind Washington D.C. The most populous city is the capital city of Cheyenne, which has a population estimated to be over 63,000 as of 2017. There are nine other cities in the state that have populations exceeding 10,000, including Casper, Gillette, Laramie and Rock Springs.

There are 99 incorporated municipalities in the state, classified into cities and towns. These are spread across 23 counties. The smallest city in the state is Kemmerer, which is located in Lincoln County and has a population of just over 2,600. The incorporated cities and towns account for only 0.3% of the state’s area but almost 70% of the population resides within these areas.

0
Over 1 Million
0
100,000 to 1 Million
11
10,000 to 100,000

Wyoming has 0 cities with more than a million people, 0 cities with between 100,000 and 1 million people, and 11 cities with between 10,000 and 100,000 people. The largest city in Wyoming is Cheyenne, with a population of 65,864 people.

Cheyenne

Cheyenne is not just the largest city in Wyoming but is also the most populous.

65,864

Casper

Casper is located at the foot of Casper Mountain in the Laramie Mountain Range.

56,387

Gillette

Because of this city's coal, methane gas, and oil development, it has named itself the Energy Capital of the Nation.

31,411

Laramie

Residents and tourists enjoy the outdoor recreation that Laramie has to offer, including snowmobiling, hunting and hiking.

32,715

Rock Springs

Rock Springs is big on culture, celebrating an annual International Day and Wyoming's Big Show.

23,014

Sheridan

This city is the county seat of Sheridan County.

18,071

Green River

Green River was incorporated as a city in 1868.

11,777

Evanston

Evanston is located on the border with Utah

11,967

Riverton

This city is the largest in Fremont County.

11,003

Jackson

Tourists from all over the U.S. come to Jackson for the national parks, including Yellowstone, and the city's mountain resorts.

10,682

Name 2019 Population Location
Cheyenne65,864Map
Casper56,387Map
Laramie32,715Map
Gillette31,411Map
Rock Springs23,014Map
Sheridan18,071Map
Evanston11,967Map
Green River11,777Map
Riverton11,003Map
Jackson10,682Map
Cody10,073Map
Rawlins9,162Map
Lander7,590Map
Powell6,530Map
Douglas6,454Map
Torrington6,451Map
Worland5,136Map
Buffalo4,461Map
Mills3,894Map
Newcastle3,565Map
Wheatland3,450Map
Evansville3,028Map
Kemmerer2,852Map
Thermopolis2,817Map
Bar Nunn2,683Map
Glenrock2,529Map
Lovell2,433Map
Lyman2,069Map
Afton2,052Map
Greybull1,866Map
Pinedale1,826Map
Wright1,738Map
Saratoga1,719Map
Star Valley Ranch1,627Map
Lusk1,593Map
Sundance1,315Map
Basin1,294Map
Mountain View1,266Map
Pine Bluffs1,167Map
Un1,103Map
Guernsey1,102Map
Moorcroft1,078Map
Marbleton1,015Map
Dubois979Map
Ranchester953Map
Alpine907Map
Dayton870Map
Hanna812Map
Cowley781Map
Diamondville752Map
Shoshoni629Map
Byron611Map
La Barge570Map
Cokeville562Map
Pine Haven553Map
Bear River514Map
Big Piney494Map
Wamsutter454Map
Encampment454Map
Hudson448Map
La Grange439Map
Lingle435Map
Baggs430Map
Rolling Hills424Map
Sinclair421Map
Hulett415Map
Thayne376Map
Midwest370Map
Burlington356Map
Meeteetse336Map
Burns305Map
Superior299Map
Medicine Bow270Map
Kaycee269Map
Rock River244Map
Ten Sleep238Map
Albin234Map
East Thermopolis232Map
Pavillion230Map
Fort Laramie207Map
Chugwater203Map
Elk Mountain199Map
Glendo194Map
Deaver189Map
Edgerton185Map
Frannie161Map
Clearmont155Map
Yoder150Map
Granger134Map
Manderson121Map
Opal120Map
Bairoil98Map
Dixon95Map
Manville90Map
Kirby88Map
Riverside61Map
Hartville55Map
Van Tassell15Map
Lost Springs4Map