Unites States >> States >> Wyoming 

Population and Demography of Wyoming

Wyoming is a state in the Mountain West subregion of the Western United States. It is bordered by Montana to the north and northwest, South Dakota and Nebraska to the east, Idaho to the west, Utah to the southwest, and Colorado to the south. 

Wyoming is the least populous state of the United States & Its 10th-largest U.S. state by area. The total Land area is 97,914 sq. mi. (253,600 sq. km) and an average of 6 people for every square mile. This makes Wyoming the 2nd least densely populated state in the US. As per the  United States Census Bureau, the population of Wyoming  in 2020 was 576,851 (0.57 million) 

Estimated Population of Wyoming  in 2024 – 584,057 or 0.58 million

Wyoming Population (2010-2020)

Wyoming has a population growth rate of 2.3% during 2010-2020. It has had a population increase of  13,225 since 2010. The median age of the population in Wyoming is 36.8 years. The ratio of females to males is currently at 48.9% females and 51.1 males.

Wyoming Census 2020
Total Population576,851 
Percentage Change since 20102.3%
Population Rank50th
Total Land Area97,914 sq mi (253,600 km2)
Area Rank10th
Population Density5.97/sq mi (2.31/km2)
Capital CityCheyenne
Largest CityCheyenne

Wyoming Historical Population

Wyoming has a population growth rate of 6.1% during 2010-2020. In 1910 Population of Wyoming was 0.14 million and in the year 2020, it reached 0.57 million, an increase of almost 0.43 million. 

Let’s look at decade population & percentage change

Census YearPopulation% Change
Religion and affilations

Christianity is the majority religion in Wyoming followed by 71% of the population. The largest Christian denomination in Wyoming is Protestant (43%); Roman Catholic (14%); Mormonism (9%); Jehovah’s Witnesses (3%)

Next comes the Unaffiliated population, 26% of the population doesn’t follow or adhere to any faith or religion. Other non-Christian-based religions are followed by 3% of the population and include Jewish, Hinduism, Buddhist, Muslim, and smaller faiths.

For more details read Religion in Wyoming

Race and Ethnicity 

In 2020, the White alone (non-Hispanic) population was the largest racial or ethnic group in Wyoming, comprising 81.42% of the total population. It was followed by the Hispanic or Latino population whose share was 10.24%. Two or more races were the third-largest group at 4.10%. The American Indian population is at 2.04% & Asians at 0.87%

Ancestry in Wyoming

As per Census Studies & estimates German, English, Irish, Norwegian and American have made the five largest ancestry groups in Wyoming. 

For more Details read Race and Ethnicity in Wyoming

Top cities and counties in Wyoming

As of 2022, Wyoming is divided into 23 counties. Laramie County (100,512) is the most populous county in Wyoming followed by Natrona (79,547)

Cheyenne  is the capital and most populous city of Wyoming, with 65,132 residents. It s followed by Casper (59,038) and Gillette (33,403). 

read more about cities and Counties in Wyoming

Wyoming Population 2024 | Wyoming Demographics