Onslow County, NC population age distributions
A complete breakdown of Onslow 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 | 16,661 | 8.18% |
| 5 to 9 years | 13,949 | 6.85% |
| 10 to 14 years | 12,514 | 6.14% |
| 15 to 19 years | 16,126 | 7.92% |
| 20 to 24 years | 34,222 | 16.8% |
| 25 to 29 years | 19,690 | 9.67% |
| 30 to 34 years | 16,240 | 7.97% |
| 35 to 39 years | 13,078 | 6.42% |
| 40 to 44 years | 9,414 | 4.62% |
| 45 to 49 years | 8,033 | 3.94% |
| 50 to 54 years | 7,691 | 3.78% |
| 55 to 59 years | 8,308 | 4.08% |
| 60 to 64 years | 8,197 | 4.02% |
| 65 to 69 years | 7,360 | 3.61% |
| 70 to 74 years | 4,581 | 2.25% |
| 75 to 79 years | 3,613 | 1.77% |
| 80 to 84 years | 2,111 | 1.04% |
| 85 years and over | 1,898 | 0.93% |
TABLE OF CONTENTS
Onslow County, NC population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Onslow County, NC population by age group.
The largest age group is 20 to 24 years with a population of 34,222 (16.80% of the total population).
The largest age group in Onslow County, NC was for the group of age 20 to 24 years with a population of 34,222 (16.80%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Onslow County, NC was the 85 years and over with a population of 1,898 (0.93%).
Onslow County, NC population by age cohort
To better understand the age distribution of Onslow County, NC'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 County, NC population by age cohort
The largest age group was 18 to 64 years with a population of 134,612 (66.09% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Onslow County 's population under 18 was 24.31%, compared to the 22.11% nationwide.
- Onslow County's working population (between 18 and 64) was 66.09%, compared to 61.36% nationwide.
- Onslow County's elderly or the senior population (over 65 age) was 9.60% as compared to 16.53% nationwide.
Onslow County, NC population pyramid
Population pyramid for Onslow County, NC 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 County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Onslow County, NC, is 30.6.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Onslow County, NC, is 13.9.
- Total dependency ratio for Onslow County, NC is 44.5.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Onslow County, NC is 7.2.
FIGURE 3
Onslow County, NC population pyramid
Onslow County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Onslow County, NC population pyramid
Here's the Onslow County, NC's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 8,425 | 8,236 | 16,661 |
| 5 to 9 years | 7,101 | 6,848 | 13,949 |
| 10 to 14 years | 6,405 | 6,109 | 12,514 |
| 15 to 19 years | 10,847 | 5,279 | 16,126 |
| 20 to 24 years | 25,002 | 9,220 | 34,222 |
| 25 to 29 years | 11,402 | 8,288 | 19,690 |
| 30 to 34 years | 8,459 | 7,781 | 16,240 |
| 35 to 39 years | 6,791 | 6,287 | 13,078 |
| 40 to 44 years | 4,759 | 4,655 | 9,414 |
| 45 to 49 years | 3,938 | 4,095 | 8,033 |
| 50 to 54 years | 3,704 | 3,987 | 7,691 |
| 55 to 59 years | 3,989 | 4,319 | 8,308 |
| 60 to 64 years | 3,777 | 4,420 | 8,197 |
| 65 to 69 years | 3,535 | 3,825 | 7,360 |
| 70 to 74 years | 2,099 | 2,482 | 4,581 |
| 75 to 79 years | 1,503 | 2,110 | 3,613 |
| 80 to 84 years | 902 | 1,209 | 2,111 |
| 85 years and over | 730 | 1,168 | 1,898 |
Things to know
What is the population of Onslow County, NC under 18?
Onslow County's population under the age of 18 is 49,511, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 24.31% of the total resident population of Onslow County, NC.
What is the aging population in Onslow County, NC?
Onslow County's population aged 65 years and above was 19,563. As per the U.S. Census Bureau's American Community Survey, this population is 9.60% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates