Iowa County, IA population age distributions
A complete breakdown of Iowa 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 | 928 | 5.6% |
| 5 to 9 years | 1,016 | 6.13% |
| 10 to 14 years | 1,236 | 7.46% |
| 15 to 19 years | 1,013 | 6.11% |
| 20 to 24 years | 832 | 5.02% |
| 25 to 29 years | 858 | 5.18% |
| 30 to 34 years | 917 | 5.53% |
| 35 to 39 years | 1,002 | 6.05% |
| 40 to 44 years | 1,014 | 6.12% |
| 45 to 49 years | 877 | 5.29% |
| 50 to 54 years | 1,138 | 6.87% |
| 55 to 59 years | 1,216 | 7.34% |
| 60 to 64 years | 1,360 | 8.21% |
| 65 to 69 years | 904 | 5.45% |
| 70 to 74 years | 830 | 5.01% |
| 75 to 79 years | 604 | 3.64% |
| 80 to 84 years | 380 | 2.29% |
| 85 years and over | 450 | 2.71% |
TABLE OF CONTENTS
Iowa County, IA population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Iowa County, IA population by age group.
The largest age group is 60 to 64 years with a population of 1,360 (8.21% of the total population).
The largest age group in Iowa County, IA was for the group of age 60 to 64 years with a population of 1,360 (8.21%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Iowa County, IA was the 80 to 84 years with a population of 380 (2.29%).
Iowa County, IA population by age cohort
To better understand the age distribution of Iowa County, IA'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
Iowa County, IA population by age cohort
The largest age group was 18 to 64 years with a population of 9,533 (57.51% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Iowa County 's population under 18 was 23.37%, compared to the 22.11% nationwide.
- Iowa County's working population (between 18 and 64) was 57.51%, compared to 61.36% nationwide.
- Iowa County's elderly or the senior population (over 65 age) was 19.11% as compared to 16.53% nationwide.
Iowa County, IA population pyramid
Population pyramid for Iowa County, IA 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 Iowa County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Iowa County, IA, is 31.1.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Iowa County, IA, is 31.0.
- Total dependency ratio for Iowa County, IA is 62.1.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Iowa County, IA is 3.2.
FIGURE 3
Iowa County, IA population pyramid
Iowa County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Iowa County, IA population pyramid
Here's the Iowa County, IA's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 510 | 418 | 928 |
| 5 to 9 years | 613 | 403 | 1,016 |
| 10 to 14 years | 559 | 677 | 1,236 |
| 15 to 19 years | 526 | 487 | 1,013 |
| 20 to 24 years | 414 | 418 | 832 |
| 25 to 29 years | 467 | 391 | 858 |
| 30 to 34 years | 466 | 451 | 917 |
| 35 to 39 years | 479 | 523 | 1,002 |
| 40 to 44 years | 549 | 465 | 1,014 |
| 45 to 49 years | 443 | 434 | 877 |
| 50 to 54 years | 655 | 483 | 1,138 |
| 55 to 59 years | 598 | 618 | 1,216 |
| 60 to 64 years | 735 | 625 | 1,360 |
| 65 to 69 years | 490 | 414 | 904 |
| 70 to 74 years | 389 | 441 | 830 |
| 75 to 79 years | 243 | 361 | 604 |
| 80 to 84 years | 167 | 213 | 380 |
| 85 years and over | 167 | 283 | 450 |
Things to know
What is the population of Iowa County, IA under 18?
Iowa County's population under the age of 18 is 3,874, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 23.37% of the total resident population of Iowa County, IA.
What is the aging population in Iowa County, IA?
Iowa County's population aged 65 years and above was 3,168. As per the U.S. Census Bureau's American Community Survey, this population is 19.11% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates