Sun Prairie, WI Population

The population of Sun Prairie is 35,528, according to the U.S. Census Bureau ACS estimates.
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Updated Jun 23, 2023
Overview
35,528
Total Population
37.6
Median age
51.13%
Female population %
95.6:100
Gender ratio (M:F)
35-39 years
Largest age group
50.5
Total dependency ratio
White
Largest racial group
1,324
Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

Age

Sun Prairie's population is young compared to the rest of the country:

  • The median age in Sun Prairie is 37.6, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
  • Sun Prairie's population under 18 was 24.75%, compared to the 22.51% nationwide.
  • Sun Prairie's elderly or the senior population (over 65 age) was 13.88% as compared to 16.04% nationwide.
  • Of the total population in Sun Prairie, 19.68% were under the age of 15, 19.82% aged 15 to 29, 46.62% aged 30 to 64, 11.59% aged 65 to 84, and 2.29% were 85 years of age and older.
The graph shows Sun Prairie's population by age group, with age group on x-axis and the respective age group's percent of the total population on y-axis
Sun Prairie, WI population by age group. The largest age group was 35-39 years with a poulation of 3,514 (9.89% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Read more about Sun Prairie, WI population by age ➔

Gender

There are 806 more females than males in Sun Prairie:

  • The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 51.13% females and 48.87% males in Sun Prairie, WI.
  • The Sun Prairie, WI gender ratio is 95.6:100 i.e. 95.6 men to 100 women (0.956).
  • For male population, the largest age group is 35-39 years with a population of 1,828.
  • For the female population, the largest age group is 35-39 years with a population of 1,686.
The grouped bar chart shows Sun Prairie, WI population by age and gender across 18 age groups, defined between the age of 0 and 85 and above. The female population is shown in pink color bar and male population is shown in blue color bar. Age group is plotted on x axis and population on y axis.
California population by gender and age. Largest age group (population): Male # 35-39 years (1,828) | Female # 35-39 years (1,686). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Read more about Sun Prairie, WI population by gender ➔

Race / Ethnicity

Sun Prairie's population has become increasingly diverse:

  • Racial distribution of Sun Prairie population: 80.65% are White, 7.46% are Black or African American, 0.33% are American Indian and Alaska Native, 5.89% are Asian, 0.17% are Native Hawaiian and other Pacific Islander, 0.69% are some other race and 4.81% are multiracial.
  • Sun Prairie's racial breakdown clearly shows that there is an absolute majority of White population in the city.
  • By ethnicity, 1,324 is Hispanic or Latino (of any race), and 34,204 (96.27% of the total population) is Non-Hispanic.
  • The largest racial group in Sun Prairie is White with a population of 28,654 (80.65% of the total population).
The bar chart shows Sun Prairie, WI population by race, in percentage. The numbers shown are based on the American Community Survey respondents self identified race. The Hispanic and Latino population is spread across the races identified and not as a separate race category.
Sun Prairie, WI population by race. The largest racial group in Sun Prairie is White with a population of 28,654 (80.65% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Read more about Sun Prairie, WI population by race ➔

Year by year

Sun Prairie's population has not reached its peak yet and is showing a trend of further growth:

  • The peak population was 36,653 in the year 2022
  • From 2000 to 2010, Sun Prairie's population increased by 8,923 (43.10%), as compared to the national growth of 9.63%.
  • From 2010 to 2020, Sun Prairie's population increased by 6,441 (21.74%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
  • Between the year 2000 and 2022, Sun Prairie's population was lowest in year 2000 at 20,704.
The graph shows Sun Prairie's population from 2000 to 2022, with years on x-axis and population on y-axis
Sun Prairie's population from 2000 to 2022. The estimated population at the end of 2022 was 36,653. Source: U.S. Census Bureau (Population Estimates Program)

Read more about Sun Prairie, WI population by year ➔

References

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Sun Prairie, WI Demographics

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