Benton County, IA population age distribution
A complete breakdown of Benton 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 | 1,506 | 5.87% |
| 5 to 9 years | 1,512 | 5.89% |
| 10 to 14 years | 1,794 | 6.99% |
| 15 to 19 years | 1,702 | 6.63% |
| 20 to 24 years | 1,271 | 4.95% |
| 25 to 29 years | 1,327 | 5.17% |
| 30 to 34 years | 1,367 | 5.33% |
| 35 to 39 years | 1,538 | 6% |
| 40 to 44 years | 1,568 | 6.11% |
| 45 to 49 years | 1,485 | 5.79% |
| 50 to 54 years | 1,797 | 7.01% |
| 55 to 59 years | 1,995 | 7.78% |
| 60 to 64 years | 1,955 | 7.62% |
| 65 to 69 years | 1,272 | 4.96% |
| 70 to 74 years | 1,368 | 5.33% |
| 75 to 79 years | 1,010 | 3.94% |
| 80 to 84 years | 502 | 1.96% |
| 85 years and over | 683 | 2.66% |
TABLE OF CONTENTS
Benton County, IA population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Benton County, IA population by age group.
The largest age group is 55 to 59 years with a population of 1,995 (7.78% of the total population).
The largest age group in Benton County, IA was for the group of age 55 to 59 years with a population of 1,995 (7.78%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Benton County, IA was the 80 to 84 years with a population of 502 (1.96%).
Benton County, IA population by age cohort
To better understand the age distribution of Benton 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
Benton County, IA population by age cohort
The largest age group was 18 to 64 years with a population of 14,900 (58.09% of the total population).
Here's the population for each of the three cohorts.
| Age Group | Population | % of Total Population |
|---|---|---|
| Under 18 years | 5,917 | 23.07% |
| 18 to 64 years | 14,900 | 58.09% |
| 65 years and over | 4,835 | 18.85% |
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Benton County 's population under 18 was 23.07%, compared to the 22.11% nationwide.
- Benton County's working population (between 18 and 64) was 58.09%, compared to 61.36% nationwide.
- Benton County's elderly or the senior population (over 65 age) was 18.85% as compared to 16.53% nationwide.
Benton County, IA population pyramid
Population pyramid for Benton 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 Benton County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Benton County, IA, is 30.1.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Benton County, IA, is 30.2.
- Total dependency ratio for Benton County, IA is 60.3.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Benton County, IA is 3.3.
FIGURE 3
Benton County, IA population pyramid
Benton County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Here's the Benton County, IA's male and female population across different age groups:
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 781 | 725 | 1,506 |
| 5 to 9 years | 714 | 798 | 1,512 |
| 10 to 14 years | 962 | 832 | 1,794 |
| 15 to 19 years | 861 | 841 | 1,702 |
| 20 to 24 years | 669 | 602 | 1,271 |
| 25 to 29 years | 698 | 629 | 1,327 |
| 30 to 34 years | 713 | 654 | 1,367 |
| 35 to 39 years | 851 | 687 | 1,538 |
| 40 to 44 years | 740 | 828 | 1,568 |
| 45 to 49 years | 754 | 731 | 1,485 |
| 50 to 54 years | 895 | 902 | 1,797 |
| 55 to 59 years | 1,018 | 977 | 1,995 |
| 60 to 64 years | 1,005 | 950 | 1,955 |
| 65 to 69 years | 704 | 568 | 1,272 |
| 70 to 74 years | 641 | 727 | 1,368 |
| 75 to 79 years | 511 | 499 | 1,010 |
| 80 to 84 years | 226 | 276 | 502 |
| 85 years and over | 191 | 492 | 683 |
Things to know
What is the population of Benton County, IA under 18?
Benton County's population under the age of 18 is 5,917, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 23.07% of the total resident population of Benton County, IA.
What is the aging population in Benton County, IA?
Benton County's population aged 65 years and above was 4,835. As per the U.S. Census Bureau's American Community Survey, this population is 18.85% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates