Washington County, Kansas Population 2024

5,515

Washington County, Kansas's estimated 2024 population is 5,515 with a growth rate of 0.2% in the past year according to the most recent United States census data. Washington County, Kansas is the 62nd largest county in Kansas. The 2010 population was 5,785 and has seen a growth of -4.67% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20295,570110.2%
20285,559110.2%
20275,548110.2%
20265,537110.2%
20255,526110.2%
20245,515110.2%
20235,504110.2%
20225,493-32-0.58%
20215,525-5-0.09%
20205,530811.49%
20195,449-8-0.15%
20185,457-18-0.33%
20175,475-86-1.55%
20165,561-7-0.13%
20155,568-42-0.75%
20145,610-16-0.28%
20135,626-101-1.76%
20125,727-93-1.6%
20115,820350.61%
20105,78500%
19907,073-1,470-17.21%
19808,543-706-7.63%
19709,249-1,490-13.87%
196010,739-2,238-17.25%
195012,977-2,944-18.49%
194015,921-1,191-6.96%
193017,112-872-4.85%
192017,984-2,245-11.1%
191020,229-1,734-7.9%
190021,963-931-4.07%
189022,8947,98453.55%
188014,91010,829265.35%
18704,0813,698965.54%
1860383-5,187-93.12%
2024 Growth Rate
0.2% (11)
County Website
Washington County
State
Kansas
County Seat
Washington
2020 Population
5,530
Area
895 mi²
Density
6 people/mi²
Growth Since 2020
-0.27% (-15)
Founded
February 20, 1857

Population by Race

Race
Population
Percentage (of total)
White5,12792.9%
Two or more races1723.12%
Other race1632.95%
Asian320.58%
Native American140.25%
Black or African American110.2%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Other race

Asian

Native American

Black or African American

Native Hawaiian or Pacific Islander

Washington County, Kansas Population by Race

Washington County, Kansas Population Pyramid 2024

Washington County, Kansas Median Age

43.9

Total

42.9

Male

45.7

Female

Washington County, Kansas Adults

There are 4,195 adults, (1,295 of whom are seniors) in Washington County, Kansas.

Washington County, Kansas Age Dependency

90.3

Age Dependency Ratio

44.7

Old Age Dependency Ratio

45.7

Child Dependency Ratio

Washington County, Kansas Sex Ratio

Female2,65848.16%
Male2,86151.84%

Washington County, Kansas Population by Age

Washington County, Kansas Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All2,3712.2778.121.9
Married1,1943.15919
Non Family9991.0865.734.3
Female913.9654.945.1
Male872.226931

3.11

Average Family Size

2.27

Average Household Size

78.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Washington County, Kansas Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade952.49%
Associates Degree50013.09%
Bachelors Degree60915.95%
Graduate Degree2817.36%
High School Graduate1,45238.02%
Less Than 9th Grade1163.04%
Some College76620.06%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Washington County, Kansas Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White3,5493,388838
Hispanic1137115
Other Race978416
2+ Races978711
Asian17145
Native American141412
Black320

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

The highest rate of bachelors degrees is among native american people with a rate of 85.71%.

Washington County, Kansas Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$47,000$70,313$43,750
Graduate Degree$56,458$53,750$56,667
High School Graduate$41,419$51,250$24,250
Less Than 9th Grade$33,438$31,250$52,589
Overall$44,674$52,587$37,478
Some College$42,574$53,485$34,038

$44,674

Average Earnings

$52,587

Average Male

$37,478

Average Female

Washington County, Kansas Earnings by Educational Attainment

Washington County, Kansas Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Washington County, Kansas Language

94.56% of Washington County, Kansas residents speak only English, while 5.44% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.59% of the population.

Washington County, Kansas Language

Washington County, Kansas Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White4,9473767.6%
Hispanic2583714.34%
Multiple1722916.86%
Other16331.84%

8.12%

Overall Poverty Rate

7.23%

Male Poverty Rate

9.08%

Female Poverty Rate

Poverty in Washington County, Kansas

The race most likely to be in poverty in Washington County, Kansas is Multiple, with 16.86% below the poverty level.

The race least likely to be in poverty in Washington County, Kansas is Other, with 1.84% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.62%. Among those working part-time, it was 12.06%, and for those that did not work, the poverty rate was 15.29%.

Washington County, Kansas Poverty

rate

Rate
Poverty
High School12.16%
Less Than 9th Grade11.17%
Some College6.53%
Bachelors or Greater1.6%

Washington County, Kansas Poverty Rate by Education

rate

Rate
Poverty
Female Employed5.12%
Male Employed3.25%
Male Unemployed0%
Female Unemployed0%

Washington County, Kansas Poverty Rate by Employment Status and Sex

Washington County, Kansas Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$79,211$96,362
Households$62,452$79,440
Married Families$83,534$-999,999,999
Non Families$35,318$54,694

mean

median

Income by Household Type

Washington County, Kansas Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

55.7%

Overall Marriage Rate

51.4%

Male Marriage Rate

60.3%

Female Marriage Rate

Washington County, Kansas Married by Age and Sex

male

female

Washington County, Kansas 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 55-64.

Washington County, Kansas Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Washington County, Kansas Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

386

Number of Veterans

376

Male Veterans

10

Female Veterans

War
Veterans
Vietnam143
Second Gulf War65
First Gulf War48
Korea44
World War II18

Washington County, Kansas Veterans by War

count

Age Group
Veterans
75+171
65 to 74102
35 to 5458
55 to 6433
18 to 3422

Washington County, Kansas Veterans by Age

count

Name
Veterans
% of Total
White3709.4%
2+ Races1613.11%
Hispanic42.88%

Washington County, Kansas Veterans by Race

Washington County, Kansas Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.1%

Veteran Poverty Rate

29.18%

Veteran Disability Rate

Washington County, Kansas Veterans by Education

LaborForceParticipation

59.8%

Labor Force Participation

58.9%

Employment Rate

1.5%

Unemployment Rate

Washington County, Kansas Employment by Age

LaborForceParticipation

Washington County, Kansas Employment by Race

LaborForceParticipation

Washington County, Kansas 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

71.86%

Born in Washington County, Kansas

97.05%

Native Born

2.95%

Foreign Born

2.17%

Non Citizen

0.78%

Naturalized

Place of Birth

97.05% of Washington County, Kansas residents were born in the United States, with 71.86% having been born in Kansas. 2.17% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Washington County, Kansas Place of Birth

Sources