Grant County, Washington Population 2021

Grant County, Washington's estimated population is 99,855 with a growth rate of 1.07% in the past year according to the most recent United States census data. Grant County, Washington is the 14th largest county in Washington. The 2010 Population was 89,558 and has seen a growth of 11.50% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
202199,8551,0611.07%
202098,7941,0611.09%
201997,7331,0611.10%
201896,6721,3151.38%
201795,3571,1361.21%
201694,2216940.74%
201593,5276300.68%
201492,8971,1961.30%
201391,7014010.44%
201291,3007060.78%
201190,5941,0361.16%
201089,55834,80063.55%
199054,7586,23612.85%
198048,5226,64115.86%
197041,881-4,596-9.89%
196046,47722,13190.90%
195024,3469,67865.98%
194014,6689,002158.88%
19305,666-2,105-27.09%
19207,771-927-10.66%
19108,6980.00%
2021 Growth Rate
1.07%
County Website
Founded
February 24, 1909
County Seat
2010 Population
89,558
Growth (since 2010)
11.50%
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Grant County, Washington Population Growth

Population by Race

Race Population Percentage
White65,76168.86%
Some Other Race22,76923.84%
Two or More Races4,0344.22%
American Indian and Alaska Native1,1461.20%
Asian9460.99%
Black or African American8100.85%
Native Hawaiian and Other Pacific Islander360.04%
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Grant County, Washington Population by Race

Grant County, Washington Population Pyramid 2021

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Grant County, Washington Median Age

32.9


Total

32.7


Male

33.2


Female

Grant County, Washington Adults

There are 67,239 adults, (12,882 of whom are seniors) in Grant County, Washington.

Grant County, Washington Age Dependency

75.7

Age Dependency Ratio

23.7

Old Age Dependency Ratio

52

Child Dependency Ratio

Grant County, Washington Sex Ratio

Female

46,964

49.18%

Male

48,538

50.82%

Grant County, Washington Population by Age

Grant County, Washington Renter vs Owner Occupied by Household Type

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Grant County, Washington Household Types

Type Owner Renter
Married74%26%
All62.5%37.5%
Male56%44%
Non Family52.9%47.1%
Female41.9%58.1%

62.5%

Rate of Home Ownership

Grant County, Washington Households and Families

Type Count Average Size Owned
All30,8183.0762.5
Married16,0273.7174
Non Family8,7361.3352.9
Female4,2173.8741.9
Male1,8383.9256

3.64

Average Family Size

3.07

Average Household Size

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Grant County, Washington Households by Type

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Education Attained Count Percentage
Less Than 9th Grade8,02413.83%
9th to 12th Grade5,5029.48%
High School Graduate15,76727.18%
Some College13,42523.14%
Associates Degree5,0158.64%
Bachelors Degree7,13212.29%
Graduate Degree3,1525.43%
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Grant County, Washington Educational Attainment by Sex (over 25)

Grant County, Washington Educational Attainment by Race

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Name Total High School Bachelors
White36,81933,8058,213
Hispanic18,7288,5381,578
Other Race11,4364,871595
Multiple Races1,3401,115186
Native American70450590
Asian703634229
Black51242058
Islander999

The highest rate of high school graduation is among islander people with a rate of 100.00%.

The highest rate of bachelors degrees is among islander people with a rate of 100.00%.

Grant County, Washington Educational Attainment by Race

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Name Average Male Female
Overall$32,326$39,800$25,997
Less Than High School$25,529$30,305$19,364
High School Grad$31,209$40,582$24,379
Some College$37,621$51,250$28,252
Bachelors Degree$47,614$53,548$41,264
Graduate Degree$70,149$81,198$64,816

$32,326

Average Earnings

$39,800

Average Male

$25,997

Average Female

Grant County, Washington Earnings by Educational Attainment

Grant County, Washington Language by Age

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Grant County, Washington Language

63.09% of Grant County, Washington residents speak only English, while 36.91% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 34.44% of the population.

Grant County, Washington Language

Grant County, Washington Poverty by Race

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Name Total In Poverty Poverty Rate
Hispanic39,4577,90720.04%
White50,9095,69011.18%
Other22,7114,69120.66%
Multiple4,02066216.47%
Asian92312513.54%
Black7989812.28%
Native1,116897.97%
Islander281967.86%

14.83%

Overall Poverty Rate

13.42%

Male Poverty Rate

16.29%

Female Poverty Rate

Poverty in Grant County, Washington

The race most likely to be in poverty in Grant County, Washington is Islander, with 67.86% below the poverty level.

The race least likely to be in poverty in Grant County, Washington is Native, with 7.97% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 5.09%. Among those working part-time, it was 13.67%, and for those that did not work, the poverty rate was 20.81%.

Grant County, Washington Poverty

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Name Poverty
Less Than High School19.42%
High School12.60%
Some College9.18%
Bachelors or Greater5.23%

Grant County, Washington Poverty Rate by Education

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Name Poverty
Male Unemployed41.96%
Female Unemployed29.07%
Female Employed7.80%
Male Employed6.63%

Grant County, Washington Poverty Rate by Employment Status and Sex

Grant County, Washington Income by Household Type

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Name Median Mean
Households$55,556$71,451
Families$63,644$79,046
Married Families$76,172$91,635
Non Families$31,975$46,547
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Income by Household Type

Grant County, Washington Marital Status

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Marriage Rates

49.3%

Overall Marriage Rate

50.0%

Male Marriage Rate

48.5%

Female Marriage Rate

Grant County, Washington Married by Age and Sex

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Grant County, Washington Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 35-44.

Grant County, Washington Marital Status by Race

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Grant County, Washington Marital Status

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5,485

Number of Veterans

5,109

Male Veterans

376

Female Veterans

War Veterans
Vietnam1,908
First Gulf War1,233
Second Gulf War864
Korea380
World War II149

Grant County, Washington Veterans by War

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Age Group Veterans
65 to 741,621
35 to 541,316
75+1,228
55 to 64810
18 to 34510

Grant County, Washington Veterans by Age

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Name Veterans % of Total
White5,09310.46%
Hispanic6482.74%
Other1320.92%
2 or More1066.20%
Asian718.89%
Indian486.66%
Black354.47%

Grant County, Washington Veterans by Race

Grant County, Washington Veterans by Education

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7.77%

Veteran Poverty Rate

33.57%

Veteran Disability Rate

Grant County, Washington Veterans by Education

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62%

Labor Force Participation

58.1%

Employment Rate

6.2%

Unemployment Rate

Grant County, Washington Employment by Age

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Grant County, Washington Employment by Race

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Grant County, Washington Employment by Education

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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54.80%

Born in Washington

81.47%

Native Born

18.53%

Foreign Born

13.94%

Non Citizen

4.59%

Naturalized

Place of Birth

81.47% of Grant County, Washington residents were born in the United States, with 54.80% having been born in Washington. 13.94% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Grant County, Washington Place of Birth

  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

Sources