Whatcom County, WA population age distributions
A complete breakdown of Whatcom 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 | 10,975 | 4.84% |
| 5 to 9 years | 12,502 | 5.52% |
| 10 to 14 years | 12,048 | 5.32% |
| 15 to 19 years | 14,993 | 6.62% |
| 20 to 24 years | 23,499 | 10.37% |
| 25 to 29 years | 16,206 | 7.15% |
| 30 to 34 years | 14,702 | 6.49% |
| 35 to 39 years | 14,594 | 6.44% |
| 40 to 44 years | 13,605 | 6.01% |
| 45 to 49 years | 12,613 | 5.57% |
| 50 to 54 years | 12,729 | 5.62% |
| 55 to 59 years | 12,658 | 5.59% |
| 60 to 64 years | 14,428 | 6.37% |
| 65 to 69 years | 13,486 | 5.95% |
| 70 to 74 years | 11,736 | 5.18% |
| 75 to 79 years | 7,550 | 3.33% |
| 80 to 84 years | 3,983 | 1.76% |
| 85 years and over | 4,216 | 1.86% |
TABLE OF CONTENTS
Whatcom County, WA population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Whatcom County, WA population by age group.
The largest age group is 20 to 24 years with a population of 23,499 (10.37% of the total population).
The largest age group in Whatcom County, WA was for the group of age 20 to 24 years with a population of 23,499 (10.37%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Whatcom County, WA was the 80 to 84 years with a population of 3,983 (1.76%).
Whatcom County, WA population by age cohort
To better understand the age distribution of Whatcom County, WA'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
Whatcom County, WA population by age cohort
The largest age group was 18 to 64 years with a population of 142,618 (62.96% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Whatcom County 's population under 18 was 18.95%, compared to the 22.11% nationwide.
- Whatcom County's working population (between 18 and 64) was 62.96%, compared to 61.36% nationwide.
- Whatcom County's elderly or the senior population (over 65 age) was 18.09% as compared to 16.53% nationwide.
Whatcom County, WA population pyramid
Population pyramid for Whatcom County, WA 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 Whatcom County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Whatcom County, WA, is 23.7.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Whatcom County, WA, is 27.3.
- Total dependency ratio for Whatcom County, WA is 51.0.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Whatcom County, WA is 3.7.
FIGURE 3
Whatcom County, WA population pyramid
Whatcom County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Whatcom County, WA population pyramid
Here's the Whatcom County, WA's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 5,630 | 5,345 | 10,975 |
| 5 to 9 years | 6,390 | 6,112 | 12,502 |
| 10 to 14 years | 6,311 | 5,737 | 12,048 |
| 15 to 19 years | 7,417 | 7,576 | 14,993 |
| 20 to 24 years | 11,585 | 11,914 | 23,499 |
| 25 to 29 years | 8,424 | 7,782 | 16,206 |
| 30 to 34 years | 7,631 | 7,071 | 14,702 |
| 35 to 39 years | 7,441 | 7,153 | 14,594 |
| 40 to 44 years | 6,821 | 6,784 | 13,605 |
| 45 to 49 years | 6,535 | 6,078 | 12,613 |
| 50 to 54 years | 6,401 | 6,328 | 12,729 |
| 55 to 59 years | 6,257 | 6,401 | 12,658 |
| 60 to 64 years | 6,869 | 7,559 | 14,428 |
| 65 to 69 years | 6,312 | 7,174 | 13,486 |
| 70 to 74 years | 5,695 | 6,041 | 11,736 |
| 75 to 79 years | 3,511 | 4,039 | 7,550 |
| 80 to 84 years | 1,861 | 2,122 | 3,983 |
| 85 years and over | 1,563 | 2,653 | 4,216 |
Things to know
What is the population of Whatcom County, WA under 18?
Whatcom County's population under the age of 18 is 42,934, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 18.95% of the total resident population of Whatcom County, WA.
What is the aging population in Whatcom County, WA?
Whatcom County's population aged 65 years and above was 40,971. As per the U.S. Census Bureau's American Community Survey, this population is 18.09% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates