Onslow, IA population age distributions
A complete breakdown of Onslow'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 | 10 | 3.13% |
| 5 to 9 years | 44 | 13.79% |
| 10 to 14 years | 37 | 11.6% |
| 15 to 19 years | 32 | 10.03% |
| 20 to 24 years | 24 | 7.52% |
| 25 to 29 years | 15 | 4.7% |
| 30 to 34 years | 19 | 5.96% |
| 35 to 39 years | 40 | 12.54% |
| 40 to 44 years | 32 | 10.03% |
| 45 to 49 years | 6 | 1.88% |
| 50 to 54 years | 14 | 4.39% |
| 55 to 59 years | 15 | 4.7% |
| 60 to 64 years | 6 | 1.88% |
| 65 to 69 years | 1 | 0.31% |
| 70 to 74 years | 9 | 2.82% |
| 75 to 79 years | 6 | 1.88% |
| 80 to 84 years | 3 | 0.94% |
| 85 years and over | 6 | 1.88% |
TABLE OF CONTENTS
Onslow, IA population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Onslow, IA population by age group.
The largest age group is 5 to 9 years with a population of 44 (13.79% of the total population).
The largest age group in Onslow, IA was for the group of age 5 to 9 years with a population of 44 (13.79%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Onslow, IA was the 65 to 69 years with a population of 1 (0.31%).
Onslow, IA population by age cohort
To better understand the age distribution of Onslow, 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
Onslow, IA population by age cohort
The largest age group was 18 to 64 years with a population of 173 (54.23% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Onslow 's population under 18 was 37.93%, compared to the 22.11% nationwide.
- Onslow's working population (between 18 and 64) was 54.23%, compared to 61.36% nationwide.
- Onslow's elderly or the senior population (over 65 age) was 7.84% as compared to 16.53% nationwide.
Onslow, IA population pyramid
Population pyramid for Onslow, 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 Onslow's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Onslow, IA, is 44.8.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Onslow, IA, is 12.3.
- Total dependency ratio for Onslow, IA is 57.1.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Onslow, IA is 8.1.
FIGURE 3
Onslow, IA population pyramid
Onslow population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Onslow, IA population pyramid
Here's the Onslow, IA's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 3 | 7 | 10 |
| 5 to 9 years | 16 | 28 | 44 |
| 10 to 14 years | 22 | 15 | 37 |
| 15 to 19 years | 18 | 14 | 32 |
| 20 to 24 years | 19 | 5 | 24 |
| 25 to 29 years | 5 | 10 | 15 |
| 30 to 34 years | 3 | 16 | 19 |
| 35 to 39 years | 24 | 16 | 40 |
| 40 to 44 years | 8 | 24 | 32 |
| 45 to 49 years | 5 | 1 | 6 |
| 50 to 54 years | 5 | 9 | 14 |
| 55 to 59 years | 13 | 2 | 15 |
| 60 to 64 years | 2 | 4 | 6 |
| 65 to 69 years | 1 | 0 | 1 |
| 70 to 74 years | 0 | 9 | 9 |
| 75 to 79 years | 4 | 2 | 6 |
| 80 to 84 years | 1 | 2 | 3 |
| 85 years and over | 5 | 1 | 6 |
Things to know
What is the population of Onslow, IA under 18?
Onslow's population under the age of 18 is 121, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 37.93% of the total resident population of Onslow, IA.
What is the aging population in Onslow, IA?
Onslow's population aged 65 years and above was 25. As per the U.S. Census Bureau's American Community Survey, this population is 7.84% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates