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Onaka, SD Population

The population of Onaka is 25, according to the U.S. Census Bureau ACS estimates.
Neilsberg Research Avatar
By Neilsberg Research
Updated Jun 23, 2023
Overview
25
Total Population
13.6
Median age
56.00%
Female population %
78.6:100
Gender ratio (M:F)
0-4 years
Largest age group
400.0
Total dependency ratio
White
Largest racial group
Zero
Hispanic population

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

TABLE OF CONTENTS

Age

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

  • The median age in Onaka is 13.6, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
  • Onaka's population under 18 was 56.00%, compared to the 22.51% nationwide.
  • Onaka's elderly or the senior population (over 65 age) was 24.00% as compared to 16.04% nationwide.
  • Of the total population in Onaka, 56.00% were under the age of 15, 0.00% aged 15 to 29, 20.00% aged 30 to 64, 24.00% aged 65 to 84, and 0.00% were 85 years of age and older.
The graph shows Onaka'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
Onaka, SD population by age group. The largest age group was 0-4 years with a poulation of 7 (28.00% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Read more about Onaka, SD population by age ➔

Gender

There are 3 more females than males in Onaka:

  • The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 56.00% females and 44.00% males in Onaka, SD.
  • The Onaka, SD gender ratio is 78.6:100 i.e. 78.6 men to 100 women (0.786).
  • For male population, the largest age group is 70-74 years with a population of 6.
  • For the female population, the largest age group is 0-4 years with a population of 7.
The grouped bar chart shows Onaka, SD 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 # 70-74 years (6) | Female # 0-4 years (7). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Read more about Onaka, SD population by gender ➔

Race / Ethnicity

Onaka's population is non diverse:

  • Racial distribution of Onaka population: 100% are White.
  • Onaka's racial breakdown clearly shows that there is an absolute majority of White population in the town.
  • By ethnicity, Zero is Hispanic or Latino (of any race), and 25 (100% of the total population) is Non-Hispanic.
  • The largest racial group in Onaka is White with a population of 25 (100% of the total population).
The bar chart shows Onaka, SD 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.
Onaka, SD population by race. The largest racial group in Onaka is White with a population of 25 (100% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Read more about Onaka, SD population by race ➔

Year by year

Onaka's population has already reached its peak and is showing a trend of decline:

  • The peak population was 30 in the year 2000
  • From 2000 to 2010, Onaka's population decreased by 15 (50.00%), as compared to the national growth of 9.63%.
  • From 2010 to 2020, Onaka's population decreased by 1 (6.67%), 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, Onaka's population was lowest in year 2014 at 14.
The graph shows Onaka's population from 2000 to 2022, with years on x-axis and population on y-axis
Onaka's population from 2000 to 2022. The estimated population at the end of 2022 was 14. Source: U.S. Census Bureau (Population Estimates Program)

Read more about Onaka, SD population by year ➔

References

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About the author

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Neilsberg Research
Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.
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Collection 5 Resources