Washington County, Missouri Population 2021

Washington County, Missouri's estimated population is 24,324 with a growth rate of -0.83% in the past year according to the most recent United States census data. Washington County, Missouri is the 47th largest county inMissouri. The 2010 Population was 25,201 and has seen a growth of -3.48% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
202124,324-203-0.83%
202024,527-203-0.82%
201924,730-203-0.81%
201824,933-61-0.24%
201724,9941420.57%
201624,852590.24%
201524,793-286-1.14%
201425,079-65-0.26%
201325,144560.22%
201225,088-17-0.07%
201125,105-96-0.38%
201025,2014,82123.66%
199020,3802,39713.33%
198017,9832,89719.20%
197015,0867405.16%
196014,346-343-2.34%
195014,689-2,803-16.02%
194017,4923,04221.05%
193014,4506474.69%
192013,8034253.18%
191013,378-885-6.20%
190014,2631,1108.44%
189013,1532571.99%
188012,8961,17710.04%
187011,7191,99620.53%
18609,72391210.35%
18508,8111,59822.15%
18407,2134296.32%
18306,7844,015145.00%
18202,7690.00%
2021 Growth Rate
-0.83% (-203)
County Website
Founded
August 21, 1813
County Seat
2010 Population
25,201
Growth Since 2010
-3.48% (-877)
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Washington County, Missouri Population Growth

Population by Race

Race Population Percentage
White23,68195.26%
Black or African American5292.13%
Two or More Races4611.85%
Native Hawaiian and Other Pacific Islander710.29%
American Indian and Alaska Native650.26%
Asian530.21%
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Washington County, Missouri Population by Race

Washington County, Missouri Population Pyramid $2021

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Washington County, Missouri Median Age

40.8


Total

39.4


Male

42.2


Female

Washington County, Missouri Adults

There are 19,189 adults, (4,035 of whom are seniors) in Washington County, Missouri.

Washington County, Missouri Age Dependency

64

Age Dependency Ratio

26.6

Old Age Dependency Ratio

37.4

Child Dependency Ratio

Washington County, Missouri Sex Ratio

Female

12,082

48.60%

Male

12,778

51.40%

Washington County, Missouri Population by Age

Washington County, Missouri Renter vs Owner Occupied by Household Type

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Washington County, Missouri Household Types

Type Owner Renter
Female70.8%29.2%
Non Family74%26%
Male75.3%24.7%
All79.4%20.6%
Married84.7%15.3%

79.4%

Rate of Home Ownership

Washington County, Missouri Households and Families

Type Count Average Size Owned
All9,2312.5779.4
Married5,0283.1384.7
Non Family2,6381.1874
Female1,1963.2170.8
Male3692.875.3

3.02

Average Family Size

2.57

Average Household Size

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Washington County, Missouri Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1,1066.38%
9th to 12th Grade2,89016.68%
High School Graduate6,47437.36%
Some College3,68421.26%
Associates Degree1,4618.43%
Bachelors Degree1,0886.28%
Graduate Degree6263.61%
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Washington County, Missouri Educational Attainment by Sex (over 25)

Washington County, Missouri Educational Attainment by Race

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Race Total High School Bachelors
White16,34012,5831,556
Black439314
2+ Races27619461
Hispanic15512624
Islander717171
Asian29222
Native American2723

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%.

Washington County, Missouri Educational Attainment by Race

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Name Average Male Female
Overall$30,422$36,620$24,739
Less Than 9th Grade$18,657$26,190$13,869
High School Graduate$31,291$41,849$22,764
Some College$27,557$32,325$24,413
Bachelors Degree$36,708$40,133$35,952
Graduate Degree$51,000$52,366$49,572

$30,422

Average Earnings

$36,620

Average Male

$24,739

Average Female

Washington County, Missouri Earnings by Educational Attainment

Washington County, Missouri Language by Age

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Washington County, Missouri Language

98.96% of Washington County, Missouri residents speak only English, while 1.04% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 0.52% of the population.

Washington County, Missouri Language

Washington County, Missouri Poverty by Race

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Name Total In Poverty Poverty Rate
White22,7164,44919.59%
Hispanic31414546.18%
Multiple42011026.19%
Native4242100.00%
Black822631.71%
Islander711521.13%

20.13%

Overall Poverty Rate

16.73%

Male Poverty Rate

23.45%

Female Poverty Rate

Poverty in Washington County, Missouri

The race most likely to be in poverty in Washington County, Missouri is Native, with 100.00% below the poverty level.

The race least likely to be in poverty in Washington County, Missouri is White, with 19.59% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.95%. Among those working part-time, it was 21.70%, and for those that did not work, the poverty rate was 30.15%.

Washington County, Missouri Poverty

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Name Poverty
Less Than 9th Grade34.65%
High School14.45%
Some College13.72%
Bachelors or Greater4.87%

Washington County, Missouri Poverty Rate by Education

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Rate Poverty
Female Unemployed43.64%
Male Unemployed17.61%
Female Employed10.51%
Male Employed8.07%

Washington County, Missouri Poverty Rate by Employment Status and Sex

Washington County, Missouri Income by Household Type

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Name Median Mean
Households$41,483$54,810
Families$49,921$61,021
Married Families$58,487-
Non Families$22,199$34,674
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Income by Household Type

Washington County, Missouri Marital Status

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Marriage Rates

52.7%

Overall Marriage Rate

50.8%

Male Marriage Rate

54.8%

Female Marriage Rate

Washington County, Missouri Married by Age and Sex

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Washington County, Missouri 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.

Washington County, Missouri Marital Status by Race

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Washington County, Missouri Marital Status

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1,956

Number of Veterans

1,777

Male Veterans

179

Female Veterans

War Veterans
Vietnam887
First Gulf War331
Second Gulf War274
Korea128
World War II30

Washington County, Missouri Veterans by War

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Age Group Veterans
65 to 74614
55 to 64500
35 to 54387
75+348
18 to 34107

Washington County, Missouri Veterans by Age

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Name Veterans % of Total
White1,89410.41%
2+ Races4212.77%
Hispanic168.12%
Islander1521.13%
Black51.02%

Washington County, Missouri Veterans by Race

Washington County, Missouri Veterans by Education

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10.87%

Veteran Poverty Rate

54.66%

Veteran Disability Rate

Washington County, Missouri Veterans by Education

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48.8%

Labor Force Participation

45.2%

Employment Rate

7.3%

Unemployment Rate

Washington County, Missouri Employment by Age

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Washington County, Missouri Employment by Race

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Washington County, Missouri 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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83.74%

Born in Washington County, Missouri

99.71%

Native Born

0.29%

Foreign Born

0.19%

Non Citizen

0.10%

Naturalized

Place of Birth

99.71% of Washington County, Missouri residents were born in the United States, with 83.74% having been born in Missouri. 0.19% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Washington County, Missouri 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