Whatcom County, WA Population

Overview

224,533

Total Population

37.8

Median age

50.36%

Female population %

98.6:100

Gender ratio (M:F)

20-24 years

Largest age group

50.5

Total dependency ratio

White

Largest racial group

22,258

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Whatcom County's population is young compared to the rest of the country:

The median age in Whatcom County is 37.8, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Whatcom County's population under 18 was 19.34%, compared to the 22.51% nationwide.
Whatcom County's elderly or the senior population (over 65 age) was 17.50% as compared to 16.04% nationwide.
Of the total population in Whatcom County, 16.08% were under the age of 15, 24.14% aged 15 to 29, 42.28% aged 30 to 64, 15.76% aged 65 to 84, and 1.74% were 85 years of age and older.

There are 1,639 more females than males in Whatcom County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.36% females and 49.64% males in Whatcom County, WA.
The Whatcom County, WA gender ratio is 98.6:100 i.e. 98.6 men to 100 women (0.986).
For male population, the largest age group is 20-24 years with a population of 11,296.
For the female population, the largest age group is 20-24 years with a population of 11,654.

Whatcom County's population has become increasingly diverse:

Racial distribution of Whatcom County population: 81.30% are White, 0.96% are Black or African American, 2.38% are American Indian and Alaska Native, 4.24% are Asian, 0.26% are Native Hawaiian and other Pacific Islander, 3.66% are some other race and 7.19% are multiracial.
Whatcom County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 22,258 is Hispanic or Latino (of any race), and 202,275 (90.09% of the total population) is Non-Hispanic.
The largest racial group in Whatcom County is White with a population of 182,547 (81.30% of the total population).

Whatcom County's population has not reached its peak yet and is showing a trend of further growth:

The peak population was 230,677 in the year 2022
From 2000 to 2010, Whatcom County's population increased by 33,807 (20.15%), as compared to the national growth of 9.63%.
From 2010 to 2020, Whatcom County's population increased by 25,881 (12.84%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2022, Whatcom County's population was lowest in year 2000 at 167,742.