Share of the population by age and sex, five-year groups

Population of Wyoming, 2010–2025 · click to pick a year
Estimates up to 2019 are built on the 2010 Census, those from 2020 on the 2020 Census. A line that steps up or down between 2019 and 2020 reflects this re-basing, not a sudden change in population.

Year

-5 -1   2013  +1 +5

582,620 people lived in Wyoming on July 1, 2013: the 51st-largest population among the 50 states and the District of Columbia. The median age was 36.8 years (United States: 37.6); children under 15 (19.9%) clearly outnumber residents 65 and older (13.5%): a relatively young population. There were 104.3 men for every 100 women. Since 2010 the population has grown by 3.2%. Source: U.S. Census Bureau, Population Estimates Program, Vintage 2020 estimates (resident population on July 1; public domain). Median age, shares, dependency ratios and rankings are calculated by PopulationPyramid.net from these estimates; the Census Bureau does not endorse this site.

Key indicators, 2013
Population
582,620
Rank by population
51st of 51
Median age
36.8
Men per 100 women
104.3
Under 15
19.9%
15–64
66.6%
65 and over
13.5%
Child dependency
29.9
Old-age dependency
20.3
Change since 2010
+3.2%
Dependency ratios count children under 15 or adults 65 and over per 100 residents aged 15 to 64.
Show the population by age group, 2013
AgeMenWomenTotalShare
0-419,86318,94438,8076.7%
5-920,69919,56840,2676.9%
10-1419,08517,83636,9216.3%
15-1919,28318,06037,3436.4%
20-2422,86420,36243,2267.4%
25-2921,42419,41740,8417.0%
30-3421,34619,49340,8397.0%
35-3918,37516,69635,0716.0%
40-4417,89716,26934,1665.9%
45-4917,41616,55533,9715.8%
50-5421,08320,93642,0197.2%
55-5921,91021,35743,2677.4%
60-6418,96218,04737,0096.4%
65-6913,86213,47527,3374.7%
70-749,4119,58218,9933.3%
75-796,1967,08413,2802.3%
80-844,2455,3909,6351.7%
85+3,5816,0479,6281.7%
How Wyoming compares with similar-sized states, 2013
RankStateResidentsRelative
45 Delaware 924,062
46 South Dakota 842,751
47 Alaska 737,626
48 North Dakota 723,149
49 District of Columbia 651,559
50 Vermont 626,603
51 Wyoming 582,620
Frequently asked questions about Wyoming's population
What is the population of Wyoming?
Wyoming had an estimated 582,620 residents on July 1, 2013, according to the U.S. Census Bureau, Population Estimates Program. That ranks 51st among the 51 states and the District of Columbia.
What is the median age in Wyoming?
The median age in Wyoming was 36.8 years in 2013, the 34th oldest of the 51 states and DC. That is 0.8 years younger than the national median of 37.6.
How many people in Wyoming are 65 or older?
About 78,873 residents of Wyoming (13.5%) were 65 or older in 2013, against 19.9% under 15 and 66.6% aged 15 to 64.
What does the population pyramid of Wyoming show?
In 2013, Wyoming: children under 15 (19.9%) clearly outnumber residents 65 and older (13.5%): a relatively young population. There were 104.3 men for every 100 women.
How fast is the population of Wyoming changing?
The population of Wyoming grew by 3.2% between 2010 and 2013, and by 1.0% in the last year.
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