Adams County, Washington Population 2024

21,603

Adams County, Washington's estimated 2024 population is 21,603 with a growth rate of 1.51% in the past year according to the most recent United States census data. Adams County, Washington is the 31st largest county in Washington. The 2010 population was 18,791 and has seen a growth of 14.96% since that time.

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202923,2083211.4%
202822,8873211.42%
202722,5663211.44%
202622,2453211.46%
202521,9243211.49%
202421,6033211.51%
202321,2823211.53%
202220,9613211.56%
202120,640320.16%
202020,6086493.25%
201919,9593191.62%
201819,640660.34%
201719,5742631.36%
201619,3111030.54%
201519,208540.28%
201419,154740.39%
201319,0801440.76%
201218,936600.32%
201118,876850.45%
201018,791
199013,6033362.53%
198013,2671,25310.43%
197012,0142,08521%
19609,9293,34550.8%
19506,5843756.04%
19406,209-1,510-19.56%
19307,719-1,904-19.79%
19209,623-1,297-11.88%
191010,9206,080125.62%
19004,8402,742130.7%
18902,098-21,110-90.96%
showing: 31 rows
2024 Growth Rate
1.51% (321)
County Website
Adams County
County Seat
2020 Population
20,608
Area
1925 mi²
Density
11 people/mi²
Growth Since 2020
4.83% (995)
Founded
November 28, 1883

Adams County, Washington Population 2024

Population by Race

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Race
Population
Percentage (of total)
White10,76152.35%
Other race5,94028.9%
Two or more races3,16115.38%
Native American4412.15%
Asian1260.61%
Native Hawaiian or Pacific Islander840.41%
Black or African American440.21%
showing: 7 rows

White

Other race

Two or more races

Native American

Asian

Native Hawaiian or Pacific Islander

Black or African American

Adams County, Washington Population by Race

Adams County, Washington Population Pyramid 2024

Adams County, Washington Median Age

29

Total

28

Male

29.7

Female

Adams County, Washington Adults

There are 13,398 adults, (2,317 of whom are seniors) in Adams County, Washington.

Adams County, Washington Age Dependency

85.5

Age Dependency Ratio

20.9

Old Age Dependency Ratio

64.6

Child Dependency Ratio

Adams County, Washington Sex Ratio

Female10,04848.88%
Male10,50951.12%

Adams County, Washington Population by Age

Adams County, Washington Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All6,3043.2164.935.1
Married3,5093.7372.527.5
Non Family1,4951.1857.442.6
Female9613.8553.446.6
Male3394.9752.547.5
showing: 5 rows

3.7

Average Family Size

3.21

Average Household Size

64.9%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Adams County, Washington Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Adams County, Washington Educational Attainment by Sex (over 25)

Adams County, Washington Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among white people with a rate of 27.29%.

Adams County, Washington Educational Attainment by Race

All

Male

Female

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$34,613

Average Earnings

$42,111

Average Male

$28,178

Average Female

Adams County, Washington Earnings by Educational Attainment

Adams County, Washington Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Adams County, Washington Language

48.87% of Adams County, Washington residents speak only English, while 51.13% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 48.94% of the population.

Adams County, Washington Language

Adams County, Washington Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
Hispanic13,2213,46926.24%
Other5,9401,58726.72%
Multiple3,16073323.2%
White6,36864710.16%
Native44115234.47%
Asian1265342.06%
Black341441.18%
showing: 7 rows

20.93%

Overall Poverty Rate

19.31%

Male Poverty Rate

22.61%

Female Poverty Rate

Poverty in Adams County, Washington

The race most likely to be in poverty in Adams County, Washington is Asian, with 42.06% below the poverty level.

The race least likely to be in poverty in Adams County, Washington is White, with 10.16% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 5.27%. Among those working part-time, it was 19.44%, and for those that did not work, the poverty rate was 31.15%.

Adams County, Washington Poverty

rate

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Rate
Poverty
Less Than 9th Grade27.59%
High School15.54%
Some College12.63%
Bachelors or Greater4.03%
showing: 4 rows

Adams County, Washington Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed56.49%
Male Unemployed33.6%
Female Employed10.81%
Male Employed8.01%
showing: 4 rows

Adams County, Washington Poverty Rate by Employment Status and Sex

Adams County, Washington Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Adams County, Washington Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

51.7%

Overall Marriage Rate

50.3%

Male Marriage Rate

53.2%

Female Marriage Rate

Adams County, Washington Married by Age and Sex

male

female

Adams County, Washington Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 45-54.

Adams County, Washington Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Adams County, Washington Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

544

Number of Veterans

496

Male Veterans

48

Female Veterans

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Adams County, Washington Veterans by War

count

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Adams County, Washington Veterans by Age

count

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Adams County, Washington Veterans by Race

Adams County, Washington Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

3.12%

Veteran Poverty Rate

36.84%

Veteran Disability Rate

Adams County, Washington Veterans by Education

LaborForceParticipation

62.3%

Labor Force Participation

58.4%

Employment Rate

6.3%

Unemployment Rate

Adams County, Washington Employment by Age

LaborForceParticipation

Adams County, Washington Employment by Race

LaborForceParticipation

Adams County, Washington Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

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

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

54.43%

Born in Adams County, Washington

77.12%

Native Born

22.88%

Foreign Born

17.97%

Non Citizen

4.91%

Naturalized

Place of Birth

77.12% of Adams County, Washington residents were born in the United States, with 54.43% having been born in Washington. 17.97% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Adams County, Washington Place of Birth

Sources