Whitman County, Washington Population 2023

48,933

Whitman County, Washington's estimated 2023 population is 48,933 with a growth rate of 0.66% in the past year according to the most recent United States census data. Whitman County, Washington is the 22nd largest county in Washington. The 2010 population was 44,776 and has seen a growth of 9.28% since that time.

Note: data after 2021 is projected based on recent change

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2023 Growth Rate
0.66% (320)
County Website
Whitman County
Founded
November 29, 1871
County Seat
Colfax
2010 Population
44,776
Growth Since 2010
9.28% (4,157)

Whitman County, Washington Population 2023

Population by Race

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White

Asian

Two or more races

Black or African American

Other race

Native American

Native Hawaiian or Pacific Islander

Whitman County, Washington Population by Race

Whitman County, Washington Population Pyramid 2023

Whitman County, Washington Median Age

25

Total

25.1

Male

25

Female

Whitman County, Washington Adults

There are 40,872 adults, (5,196 of whom are seniors) in Whitman County, Washington.

Whitman County, Washington Age Dependency

35.1

Age Dependency Ratio

14.6

Old Age Dependency Ratio

20.5

Child Dependency Ratio

Whitman County, Washington Sex Ratio

Female23,55248.87%
Male24,64551.13%

Whitman County, Washington Population by Age

Whitman County, Washington Renter vs Owner Occupied by Household Type

2.96

Average Family Size

2.29

Average Household Size

44.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Whitman 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

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

Whitman 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 white people with a rate of 57.85%.

The highest rate of bachelors degrees is among asian people with a rate of 42.53%.

Whitman County, Washington Educational Attainment by Race

All

Male

Female

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$40,157

Average Earnings

$45,261

Average Male

$31,311

Average Female

Whitman County, Washington Earnings by Educational Attainment

Whitman County, Washington Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Whitman County, Washington Language

86.55% of Whitman County, Washington residents speak only English, while 13.45% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 7.33% of the population.

Whitman County, Washington Language

Whitman County, Washington Poverty by Race

rate

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24.68%

Overall Poverty Rate

24.44%

Male Poverty Rate

24.96%

Female Poverty Rate

Poverty in Whitman County, Washington

The race most likely to be in poverty in Whitman County, Washington is Islander, with 92.59% below the poverty level.

The race least likely to be in poverty in Whitman County, Washington is Multiple, with 19.07% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.19%. Among those working part-time, it was 42.21%, and for those that did not work, the poverty rate was 35.82%.

Whitman County, Washington Poverty

rate

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Whitman County, Washington Poverty Rate by Education

rate

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Whitman County, Washington Poverty Rate by Employment Status and Sex

Whitman County, Washington Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Whitman County, Washington Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

35.1%

Overall Marriage Rate

34.6%

Male Marriage Rate

35.7%

Female Marriage Rate

Whitman County, Washington Married by Age and Sex

male

female

Whitman 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.

Whitman County, Washington Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Whitman County, Washington Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,949

Number of Veterans

1,739

Male Veterans

210

Female Veterans

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Whitman County, Washington Veterans by War

count

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Whitman County, Washington Veterans by Age

count

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Whitman County, Washington Veterans by Race

Whitman County, Washington Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

10.52%

Veteran Poverty Rate

33.67%

Veteran Disability Rate

Whitman County, Washington Veterans by Education

LaborForceParticipation

59.8%

Labor Force Participation

55.1%

Employment Rate

7.5%

Unemployment Rate

Whitman County, Washington Employment by Age

LaborForceParticipation

Whitman County, Washington Employment by Race

LaborForceParticipation

Whitman 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

48.95%

Born in Whitman County, Washington

89.25%

Native Born

10.55%

Foreign Born

7.28%

Non Citizen

3.27%

Naturalized

Place of Birth

89.25% of Whitman County, Washington residents were born in the United States, with 48.95% having been born in Washington. 7.28% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Whitman County, Washington Place of Birth

Sources