Whatcom County, Washington Population 2020

Whatcom County, Washington's estimated population is 233,755 with a growth rate of 1.76% in the past year according to the most recent United States census data. Whatcom County, Washington is the 9th largest county in Washington.

Year Population Growth Growth Rate
2020233,7554,0351.76%
2019229,7204,0351.79%
2018225,6854,0351.82%
2017221,6505,0812.35%
2016216,5694,6292.18%
2015211,9403,7251.79%
2014208,2152,1081.02%
2013206,1071,2270.60%
2012204,8801,4000.69%
2011203,4801,9330.96%
2010201,54773,76757.73%
1990127,78021,07919.76%
1980106,70124,75130.20%
197081,95011,63316.54%
196070,3173,5845.37%
195066,7336,37810.57%
194060,3551,2272.08%
193059,1288,52816.85%
192050,6001,0892.20%
191049,51125,395105.30%
190024,1165,52529.72%
189018,59115,454492.64%
18803,1372,603487.45%
187053418251.70%
18603520.00%
2020 Growth Rate
1.76%
County Website
Founded
March 9, 1854
County Seat
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Whatcom County, Washington Population Growth

Population by Race

Race Population Percentage
White181,94383.92%
Two or More Races9,5464.40%
Asian8,9774.14%
Some Other Race6,9783.22%
American Indian and Alaska Native6,5373.02%
Black or African American2,2121.02%
Native Hawaiian and Other Pacific Islander6190.29%
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Whatcom County, Washington Population Pyramid 2020

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Whatcom County, Washington Median Age

37


Total

36.1


Male

37.9


Female

Whatcom County, Washington Adults

There are 173,855 adults, (35,496 of whom are seniors) in Whatcom County, Washington.

Whatcom County, Washington Age Dependency

56.7

Age Dependency Ratio

25.7

Old Age Dependency Ratio

31

Child Dependency Ratio

Whatcom County, Washington Sex Ratio

Female

109,584

50.54%

Male

107,228

49.46%

Whatcom County, Washington Households and Families

Whatcom County, Washington Renter vs Owner Occupied by Household Type

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Whatcom County, Washington Household Types

Type Owner Renter
Married81.5%18.5%
All62%38%
Male49.2%50.8%
Female44.9%55.1%
Non Family43.2%56.8%

62.0%

Rate of Home Ownership

Type Count Average Size Owned
All85,0082.4962
Married40,7943.0981.5
Non Family33,3971.5243.2
Female7,1523.0844.9
Male3,6653.4649.2

3

Average Family Size

2.49

Average Household Size

7%

Unmarried (Opposite Sex)

0.5%

Unmarried (Same Sex)

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Whatcom County, Washington Education

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Education Attained Count Percentage
Less Than 9th Grade3,6732.57%
9th to 12th Grade7,3315.14%
High School Graduate33,28223.33%
Some College34,33724.07%
Associates Degree15,68310.99%
Bachelors Degree31,58922.14%
Graduate Degree16,75711.75%
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Whatcom County, Washington Educational Attainment by Race

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Name Total High School Bachelors
White119,292113,17942,378
Hispanic9,6646,7411,554
Asian5,9254,9452,466
Native American3,8003,049493
Multiple Races3,6563,2861,175
Other Race3,5051,937349
Black1,3611,092441
Islander33531773

The highest rate of high school graduation is among white people with a rate of 94.88%.

The highest rate of bachelors degrees is among asian people with a rate of 41.62%.

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Name Average Male Female
Overall$38,282$47,970$29,928
Less Than High School$27,526$32,342$20,190
High School Grad$35,034$41,467$25,890
Some College$34,895$44,830$26,884
Bachelors Degree$42,606$56,578$32,727
Graduate Degree$60,524$73,558$52,730

$38,282

Average Earnings

$47,970

Average Male

$29,928

Average Female

Whatcom County, Washington Language

Whatcom County, Washington Language by Age

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Whatcom County, Washington Language

88.49% of Whatcom County, Washington residents speak only English, while 11.51% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 5.74% of the population.

Whatcom County, Washington Poverty

Whatcom County, Washington Poverty by Race

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Name Total In Poverty Poverty Rate
White167,90121,60012.86%
Hispanic19,5544,80224.56%
Other6,8841,79826.12%
Asian8,8521,75919.87%
Native6,3431,71226.99%
Multiple9,2141,69218.36%
Black2,09456426.93%
Islander5998714.52%

15.00%

Overall Poverty Rate

14.07%

Male Poverty Rate

15.92%

Female Poverty Rate

Poverty in Whatcom County, Washington

The race most likely to be in poverty in Whatcom County, Washington is Native, with 26.99% below the poverty level.

The race least likely to be in poverty in Whatcom County, Washington is White, with 12.86% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.21%. Among those working part-time, it was 24.02%, and for those that did not work, the poverty rate was 21.34%.

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Name Poverty
Less Than High School25.08%
High School12.49%
Some College12.03%
Bachelors or Greater5.04%
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Name Poverty
Female Unemployed41.75%
Male Unemployed37.70%
Female Employed11.52%
Male Employed8.60%

Whatcom County, Washington Income

Whatcom County, Washington Income by Household Type

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Name Median Mean
Households$59,285$76,439
Families$75,905$93,630
Married Families$86,741$104,916
Non Families$33,775$46,313
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Whatcom County, Washington Marital Status

Whatcom County, Washington Marital Status

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Marriage Rates

47.4%

Overall Marriage Rate

47.9%

Male Marriage Rate

47.0%

Female Marriage Rate

Whatcom County, Washington Married by Age and Sex

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Whatcom County, Washington Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

Whatcom County, Washington Marital Status by Race

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Whatcom County, Washington Veterans

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13,791

Number of Veterans

12,891

Male Veterans

900

Female Veterans

War Veterans
Vietnam5,802
First Gulf War2,844
Second Gulf War2,241
Korea997
World War II619
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Age Group Veterans
65 to 743,923
35 to 543,464
75+2,932
55 to 642,601
18 to 34871
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Name Veterans % of Total
White12,5098.41%
Hispanic5534.27%
Black40123.83%
2 or More3476.17%
Indian1984.16%
Asian1602.01%
Other1593.59%
Hawaiian173.31%

Whatcom County, Washington Veterans by Education

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9.20%

Veteran Poverty Rate

30.52%

Veteran Disability Rate

Whatcom County, Washington Employment Status

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62.8%

Labor Force Participation

58.7%

Employment Rate

6.3%

Unemployment Rate

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Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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52.41%

Born in Washington

89.78%

Native Born

10.22%

Foreign Born

5.04%

Non Citizen

5.19%

Naturalized

Place of Birth

89.78% of Whatcom County, Washington residents were born in the United States, with 52.41% having been born in Washington. 5.04% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990