Whatcom County Demographics

A map of Whatcom County's Population by Race

Whatcom County, Washington had a population of 226,847 in 2020. It was 75.1% White, 1.0% Black, 4.4% Asian, 10.1% Hispanic, 3.3% Native American/Other, and 6.2% Multiracial. This map presents the population of Whatcom County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Whatcom County is the 9th most populous county of the 39 counties in Washington.

Whatcom County's White Population

170,385 residents of Whatcom County identify as White, or 75.1%. This makes the White share of the population of Whatcom County slightly larger than the White share of the population of Washington (63.8% White). Of the 39 counties in Washington, Whatcom County is ranked #21 in terms of White residents as a share of the population.

Whatcom County is more White than neighboring Skagit County (71.3% White), Snohomish County (63.8% White), and King County (54.2% White). Whatcom County is less White than neighboring Island County (75.8% White), and San Juan County (84.5% White).

Whatcom County's Black Population

2,221 residents of Whatcom County identify as Black, or 1.0%. This makes the Black share of the population of Whatcom County roughly similar to the Black share of the population of Washington (3.8% Black). Of the 39 counties in Washington, Whatcom County is ranked #15 in terms of Black residents as a share of the population.

Whatcom County is more Black than neighboring Skagit County (0.6% Black), and San Juan County (0.3% Black). Whatcom County is less Black than neighboring Snohomish County (3.4% Black), Island County (2.6% Black), and King County (6.5% Black).

Whatcom County's Asian Population

9,952 residents of Whatcom County identify as Asian, or 4.4%. This makes the Asian share of the population of Whatcom County roughly similar to the Asian share of the population of Washington (9.4% Asian). Of the 39 counties in Washington, Whatcom County is ranked #9 in terms of Asian residents as a share of the population.

Whatcom County is more Asian than neighboring Skagit County (2.1% Asian), and San Juan County (1.3% Asian). Whatcom County is less Asian than neighboring Snohomish County (12.2% Asian), Island County (4.5% Asian), and King County (19.8% Asian).

Whatcom County's Hispanic Population

22,825 residents of Whatcom County identify as Hispanic, or 10.1%. This makes the Hispanic share of the population of Whatcom County roughly similar to the Hispanic share of the population of Washington (13.7% Hispanic). Of the 39 counties in Washington, Whatcom County is ranked #20 in terms of Hispanic residents as a share of the population.

Whatcom County is more Hispanic than neighboring Island County (8.2% Hispanic), and San Juan County (7.3% Hispanic). Whatcom County is less Hispanic than neighboring Skagit County (18.4% Hispanic), Snohomish County (11.6% Hispanic), and King County (10.7% Hispanic).

Whatcom County's Native American/Other Population

7,469 residents of Whatcom County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 3.3%. This makes the Native American/Other share of the population of Whatcom County roughly similar to the Native American/Other share of the population of Washington (2.6% Native American/Other). Of the 39 counties in Washington, Whatcom County is ranked #10 in terms of Native American/Other residents as a share of the population.

Whatcom County is more Native American/Other than neighboring Skagit County (2.4% Native American/Other), Snohomish County (2.1% Native American/Other), Island County (1.7% Native American/Other), San Juan County (1.3% Native American/Other), and King County (2% Native American/Other).

Whatcom County's Multiracial Population

13,995 residents of Whatcom County identify as Multiracial, or 6.2%. This makes the Multiracial share of the population of Whatcom County roughly similar to the Multiracial share of the population of Washington (6.6% Multiracial). Of the 39 counties in Washington, Whatcom County is ranked #15 in terms of Multiracial residents as a share of the population.

Whatcom County is more Multiracial than neighboring Skagit County (5.1% Multiracial), and San Juan County (5.4% Multiracial). Whatcom County is less Multiracial than neighboring Snohomish County (6.9% Multiracial), Island County (7.1% Multiracial), and King County (6.8% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.