Hillsborough County, NH population age distributions
A complete breakdown of Hillsborough 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 | 21,362 | 5.05% |
| 5 to 9 years | 22,513 | 5.33% |
| 10 to 14 years | 24,749 | 5.85% |
| 15 to 19 years | 25,520 | 6.04% |
| 20 to 24 years | 26,716 | 6.32% |
| 25 to 29 years | 29,418 | 6.96% |
| 30 to 34 years | 29,574 | 7% |
| 35 to 39 years | 26,244 | 6.21% |
| 40 to 44 years | 27,013 | 6.39% |
| 45 to 49 years | 26,946 | 6.37% |
| 50 to 54 years | 30,520 | 7.22% |
| 55 to 59 years | 31,974 | 7.56% |
| 60 to 64 years | 31,259 | 7.39% |
| 65 to 69 years | 23,670 | 5.6% |
| 70 to 74 years | 17,724 | 4.19% |
| 75 to 79 years | 11,468 | 2.71% |
| 80 to 84 years | 8,048 | 1.9% |
| 85 years and over | 8,015 | 1.9% |
TABLE OF CONTENTS
Hillsborough County, NH population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Hillsborough County, NH population by age group.
The largest age group is 55 to 59 years with a population of 31,974 (7.56% of the total population).
The largest age group in Hillsborough County, NH was for the group of age 55 to 59 years with a population of 31,974 (7.56%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Hillsborough County, NH was the 85 years and over with a population of 8,015 (1.90%).
Hillsborough County, NH population by age cohort
To better understand the age distribution of Hillsborough County, NH'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
Hillsborough County, NH population by age cohort
The largest age group was 18 to 64 years with a population of 269,431 (63.74% of the total population).
Hillsborough County, NH population by age cohort
Here's the population for each of the three cohorts.
| Age Group | Population | % of Total Population |
|---|---|---|
| Under 18 years | 84,377 | 19.96% |
| 18 to 64 years | 269,431 | 63.74% |
| 65 years and over | 68,925 | 16.3% |
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Hillsborough County 's population under 18 was 19.96%, compared to the 22.11% nationwide.
- Hillsborough County's working population (between 18 and 64) was 63.74%, compared to 61.36% nationwide.
- Hillsborough County's elderly or the senior population (over 65 age) was 16.30% as compared to 16.53% nationwide.
Hillsborough County, NH population pyramid
Population pyramid for Hillsborough County, NH 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 Hillsborough County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Hillsborough County, NH, is 24.1.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Hillsborough County, NH, is 24.2.
- Total dependency ratio for Hillsborough County, NH is 48.2.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Hillsborough County, NH is 4.1.
FIGURE 3
Hillsborough County, NH population pyramid
Hillsborough County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Hillsborough County, NH population pyramid
Here's the Hillsborough County, NH's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 10,842 | 10,520 | 21,362 |
| 5 to 9 years | 11,586 | 10,927 | 22,513 |
| 10 to 14 years | 12,723 | 12,026 | 24,749 |
| 15 to 19 years | 13,027 | 12,493 | 25,520 |
| 20 to 24 years | 13,963 | 12,753 | 26,716 |
| 25 to 29 years | 15,379 | 14,039 | 29,418 |
| 30 to 34 years | 15,323 | 14,251 | 29,574 |
| 35 to 39 years | 13,292 | 12,952 | 26,244 |
| 40 to 44 years | 13,935 | 13,078 | 27,013 |
| 45 to 49 years | 13,606 | 13,340 | 26,946 |
| 50 to 54 years | 15,483 | 15,037 | 30,520 |
| 55 to 59 years | 16,122 | 15,852 | 31,974 |
| 60 to 64 years | 15,697 | 15,562 | 31,259 |
| 65 to 69 years | 11,752 | 11,918 | 23,670 |
| 70 to 74 years | 8,453 | 9,271 | 17,724 |
| 75 to 79 years | 5,047 | 6,421 | 11,468 |
| 80 to 84 years | 3,170 | 4,878 | 8,048 |
| 85 years and over | 2,876 | 5,139 | 8,015 |
Things to know
What is the population of Hillsborough County, NH under 18?
Hillsborough County's population under the age of 18 is 84,377, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 19.96% of the total resident population of Hillsborough County, NH.
What is the aging population in Hillsborough County, NH?
Hillsborough County's population aged 65 years and above was 68,925. As per the U.S. Census Bureau's American Community Survey, this population is 16.30% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates