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

Population of Wisconsin, 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   2025  +1 +5

5,972,787 people lived in Wisconsin on July 1, 2025: the 21st-largest population among the 50 states and the District of Columbia. The median age was 41.0 years (United States: 39.4); more residents are 65 or older (20.8%) than under 15 (16.6%): an ageing, top-heavy pyramid. There were 99.0 men for every 100 women. Since 2010 the population has grown by 5.0%. Source: U.S. Census Bureau, Population Estimates Program, Vintage 2025 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, 2025
Population
5,972,787
Rank by population
21st of 51
Median age
41.0
Men per 100 women
99.0
Under 15
16.6%
15–64
62.6%
65 and over
20.8%
Child dependency
26.6
Old-age dependency
33.2
Change since 2010
+5.0%
Dependency ratios count children under 15 or adults 65 and over per 100 residents aged 15 to 64.
Show the population by age group, 2025
AgeMenWomenTotalShare
0-4154,923147,976302,8995.1%
5-9171,626163,537335,1635.6%
10-14182,177173,546355,7236.0%
15-19199,814189,235389,0496.5%
20-24207,773198,863406,6366.8%
25-29187,878175,792363,6706.1%
30-34188,609182,872371,4816.2%
35-39194,030189,877383,9076.4%
40-44190,445188,058378,5036.3%
45-49175,320171,941347,2615.8%
50-54165,659164,700330,3595.5%
55-59178,920181,314360,2346.0%
60-64198,825207,530406,3556.8%
65-69190,678201,104391,7826.6%
70-74157,252170,404327,6565.5%
75-79112,959129,135242,0944.1%
80-8464,25682,023146,2792.4%
85+50,49183,245133,7362.2%
How Wisconsin compares with similar-sized states, 2025
RankStateResidentsRelative
18 Missouri 6,270,541
19 Maryland 6,265,347
20 Colorado 6,012,561
21 Wisconsin 5,972,787
22 Minnesota 5,830,405
23 South Carolina 5,570,274
24 Alabama 5,193,088
Frequently asked questions about Wisconsin's population
What is the population of Wisconsin?
Wisconsin had an estimated 5,972,787 residents on July 1, 2025, according to the U.S. Census Bureau, Population Estimates Program. That ranks 21st among the 51 states and the District of Columbia.
What is the median age in Wisconsin?
The median age in Wisconsin was 41.0 years in 2025, the 14th oldest of the 51 states and DC. That is 1.6 years older than the national median of 39.4.
How many people in Wisconsin are 65 or older?
About 1,241,547 residents of Wisconsin (20.8%) were 65 or older in 2025, against 16.6% under 15 and 62.6% aged 15 to 64.
What does the population pyramid of Wisconsin show?
In 2025, Wisconsin: more residents are 65 or older (20.8%) than under 15 (16.6%): an ageing, top-heavy pyramid. There were 99.0 men for every 100 women.
How fast is the population of Wisconsin changing?
The population of Wisconsin grew by 5.0% between 2010 and 2025, and by 0.3% in the last year.
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