Ziebach County, SD population age distributions
A complete breakdown of Ziebach County's age demographics from 0 to 85 years, distributed across 18 age groups is listed in the table below.
| Age Group | Population | % of Total Population |
|---|---|---|
| Under 5 years | 193 | 7.86% |
| 5 to 9 years | 166 | 6.76% |
| 10 to 14 years | 168 | 6.84% |
| 15 to 19 years | 220 | 8.96% |
| 20 to 24 years | 229 | 9.33% |
| 25 to 29 years | 155 | 6.31% |
| 30 to 34 years | 122 | 4.97% |
| 35 to 39 years | 280 | 11.41% |
| 40 to 44 years | 100 | 4.07% |
| 45 to 49 years | 138 | 5.62% |
| 50 to 54 years | 106 | 4.32% |
| 55 to 59 years | 178 | 7.25% |
| 60 to 64 years | 150 | 6.11% |
| 65 to 69 years | 131 | 5.34% |
| 70 to 74 years | 55 | 2.24% |
| 75 to 79 years | 34 | 1.38% |
| 80 to 84 years | 15 | 0.61% |
| 85 years and over | 15 | 0.61% |
TABLE OF CONTENTS
Ziebach County, SD population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Ziebach County, SD population by age group.
The largest age group is 35 to 39 years with a population of 280 (11.41% of the total population).
The largest age group in Ziebach County, SD was for the group of age 35 to 39 years with a population of 280 (11.41%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Ziebach County, SD was the 80 to 84 years with a population of 15 (0.61%).
Ziebach County, SD population by age cohort
To better understand the age distribution of Ziebach County, SD's population, we divided it into the following 3 cohorts:
- Children : Under the age of 18 years
- Adults (working population): Between the age of 18 and 64 years
- Seniors: 65 years and above
FIGURE 2
Ziebach County, SD population by age cohort
The largest age group was 18 to 64 years with a population of 1,533 (62.44% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Ziebach County 's population under 18 was 27.37%, compared to the 22.11% nationwide.
- Ziebach County's working population (between 18 and 64) was 62.44%, compared to 61.36% nationwide.
- Ziebach County's elderly or the senior population (over 65 age) was 10.18% as compared to 16.53% nationwide.
Ziebach County, SD population pyramid
Population pyramid for Ziebach County, SD is charted below using the estimates from U.S. Census Bureau's American Community Survey 5-Year estimates. A wide base suggests population increase, narrow base indicates declining birth rates.
Key stats from our analysis of the Ziebach County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Ziebach County, SD, is 31.4.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Ziebach County, SD, is 14.9.
- Total dependency ratio for Ziebach County, SD is 46.3.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Ziebach County, SD is 6.7.
FIGURE 3
Ziebach County, SD population pyramid
Ziebach County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Ziebach County, SD population pyramid
Here's the Ziebach County, SD's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 110 | 83 | 193 |
| 5 to 9 years | 83 | 83 | 166 |
| 10 to 14 years | 75 | 93 | 168 |
| 15 to 19 years | 81 | 139 | 220 |
| 20 to 24 years | 111 | 118 | 229 |
| 25 to 29 years | 102 | 53 | 155 |
| 30 to 34 years | 61 | 61 | 122 |
| 35 to 39 years | 205 | 75 | 280 |
| 40 to 44 years | 31 | 69 | 100 |
| 45 to 49 years | 54 | 84 | 138 |
| 50 to 54 years | 29 | 77 | 106 |
| 55 to 59 years | 92 | 86 | 178 |
| 60 to 64 years | 77 | 73 | 150 |
| 65 to 69 years | 61 | 70 | 131 |
| 70 to 74 years | 27 | 28 | 55 |
| 75 to 79 years | 17 | 17 | 34 |
| 80 to 84 years | 5 | 10 | 15 |
| 85 years and over | 6 | 9 | 15 |
Things to know
What is the population of Ziebach County, SD under 18?
Ziebach County's population under the age of 18 is 672, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 27.37% of the total resident population of Ziebach County, SD.
What is the aging population in Ziebach County, SD?
Ziebach County's population aged 65 years and above was 250. As per the U.S. Census Bureau's American Community Survey, this population is 10.18% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates