Washington, Illinois Population 2024

15,668

Washington is a city located in Tazewell County Illinois. Washington has a 2024 population of 15,668. Washington is currently declining at a rate of -0.7% annually and its population has decreased by -2.42% since the most recent census, which recorded a population of 16,056 in 2020.

The average household income in Washington is $105,062 with a poverty rate of 5.34%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Washington is 36.7 years, 34.8 years for males, and 38.7 years for females.

Washington Demographics

According to the most recent ACS, the racial composition of Washington was:

  • White: 95.4%
  • Two or more races: 1.86%
  • Other race: 1.31%
  • Asian: 1%
  • Black or African American: 0.4%
  • Native American: 0.03%
  • Native Hawaiian or Pacific Islander:
Land Area (mi²)
8.5 sq mi
Density (mi²)
1,852.70/sq mi
Growth Since 2020
-2.42% (-388)
The current population of Washington, Illinois is 15,668 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 16,056.

Washington, Illinois Population 2024

Population by Race

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Race
Population
Percentage (of total)
White15,25395.4%
Two or more races2971.86%
Other race2091.31%
Asian1601%
Black or African American640.4%
Native American50.03%
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Two or more races

Other race

Asian

Black or African American

Native American

Native Hawaiian or Pacific Islander

Washington Population by Race

Washington Population Pyramid 2024

Washington Median Age

36.7

Total

34.8

Male

38.7

Female

Washington Adults

There are 11,121 adults, (2,591 of whom are seniors) in Washington.

Washington Age Dependency

87.4

Age Dependency Ratio

30.4

Old Age Dependency Ratio

57.1

Child Dependency Ratio

Washington Sex Ratio

Female8,24251.55%
Male7,74648.45%

Washington Population by Age

Washington Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All6,0882.6180.519.5
Married3,4973.3490.39.7
Non Family1,9661.167.732.3
Female5113.2769.730.3
Male1143.3447.452.6
showing: 5 rows

3.28

Average Family Size

2.61

Average Household Size

80.5%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

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

Washington Educational Attainment by Sex (over 25)

Washington Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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

The highest rate of bachelors degrees is among native american people with a rate of 100%.

Washington Educational Attainment by Race

All

Male

Female

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$56,321

Average Earnings

$71,418

Average Male

$45,441

Average Female

Washington Earnings by Educational Attainment

Washington Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Washington Language

96.79% of Washington residents speak only English, while 3.21% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.53% of the population.

Washington Language

Washington Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White14,7777665.18%
Multiple2843010.56%
Asian1602314.37%
Black641625%
Hispanic600122%
showing: 5 rows

5.34%

Overall Poverty Rate

4.03%

Male Poverty Rate

6.58%

Female Poverty Rate

Poverty in Washington

The race most likely to be in poverty in Washington is Black, with 25% below the poverty level.

The race least likely to be in poverty in Washington is Hispanic, with 2% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.92%. Among those working part-time, it was 5.4%, and for those that did not work, the poverty rate was 8.83%.

Washington Poverty

rate

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Rate
Poverty
High School7.36%
Some College3.76%
Bachelors or Greater3.41%
Less Than 9th Grade
showing: 4 rows

Washington Poverty Rate by Education

rate

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Rate
Poverty
Female Employed4.36%
Male Employed
Male Unemployed
Female Unemployed
showing: 4 rows

Washington Poverty Rate by Employment Status and Sex

Washington Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Washington Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

59.0%

Overall Marriage Rate

61.8%

Male Marriage Rate

56.4%

Female Marriage Rate

Washington Married by Age and Sex

male

female

Washington Marriage

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

Washington Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Washington Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

865

Number of Veterans

775

Male Veterans

90

Female Veterans

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Washington Veterans by War

count

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Washington Veterans by Age

count

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Washington Veterans by Race

Washington Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

3.27%

Veteran Poverty Rate

22.29%

Veteran Disability Rate

Washington Veterans by Education

LaborForceParticipation

64.3%

Labor Force Participation

63.2%

Employment Rate

1.6%

Unemployment Rate

Washington Employment by Age

LaborForceParticipation

Washington Employment by Race

LaborForceParticipation

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

80.72%

Born in Washington

98.43%

Native Born

1.57%

Foreign Born

0.76%

Non Citizen

0.81%

Naturalized

Place of Birth

98.43% of Washington residents were born in the United States, with 80.72% having been born in Illinois. 0.76% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Washington Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202915,113-111-0.73%
202815,224-111-0.72%
202715,335-111-0.72%
202615,446-111-0.71%
202515,557-111-0.71%
202415,668-111-0.7%
202315,779-111-0.7%
202215,890-111-0.69%
202116,001-55-0.34%
202016,056-463-2.8%
201916,519-50-0.3%
201816,569-107-0.64%
201716,67680.05%
201616,6682031.23%
201516,4658235.26%
201415,642-101-0.64%
201315,7432181.4%
201215,525740.48%
201115,4511741.14%
201015,2774,43640.92%
200010,8417427.35%
199010,099-265-2.56%
198010,3643,57452.64%
19706,79087114.72%
19605,9191,63438.13%
19504,285
showing: 26 rows

Washington Population by Year