Kennewick, Washington Population 2021

87,649
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Kennewick is a city located in Washington. With a 2020 population of 87,649, it is the 14th largest city in Washington and the 391st largest city in the United States. Kennewick is currently growing at a rate of 1.92% annually and its population has increased by 18.58% since the most recent census, which recorded a population of 73,917 in 2010. Kennewick reached it's highest population of 87,649 in 2021. Spanning over 29 miles, Kennewick has a population density of 3,193 people per square mile.

The average household income in Kennewick is $74,073 with a poverty rate of 15.51%. The median rental costs in recent years comes to $922 per month, and the median house value is $215,500. The median age in Kennewick is 33.7 years, 32.7 years for males, and 34.8 years for females. For every 100 females there are 100.7 males.

Kennewick Demographics

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

  • White: 79.27%
  • Other race: 11.45%
  • Two or more races: 3.99%
  • Asian: 2.38%
  • Black or African American: 2.16%
  • Native American: 0.72%
  • Native Hawaiian or Pacific Islander: 0.03%
The current population of Kennewick, Washington is 87,649, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 82,696.The last official US Census in 2010 recorded the population at 73,917.

Kennewick, Washington Population 2021

2019 and 2020 population is estimated by projecting the raw 2018 numbers.

Year Total Population Growth Annual Growth Rate
2021308,2584,3231.40%
2020303,9354,3231.42%
2019299,6124,3231.44%
2018295,2895,1931.76%
2017290,0966,4032.21%
2016283,6934,7481.67%
2015278,9454,7911.72%
2014274,1543,3881.24%
2013270,7662,6951.00%
2012268,0714,5841.71%
2011263,4877,9453.02%
2010255,5420.00%

Kennewick Metro Area Population by Year

Population by Race

Race Population Percentage
White64,58779.27%
Some Other Race9,33111.45%
Two or More Races3,2553.99%
Asian1,9362.38%
Black or African American1,7592.16%
American Indian and Alaska Native5830.72%
Native Hawaiian and Other Pacific Islander280.03%
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Kennewick Population by Race

Kennewick Population Pyramid 2021

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Kennewick Median Age

33.7


Total

32.7


Male

34.8


Female

Kennewick Adults

There are 58,959 adults, (11,006 of whom are seniors) in Kennewick.

Kennewick Age Dependency

69.9

Age Dependency Ratio

23

Old Age Dependency Ratio

47

Child Dependency Ratio

Kennewick Sex Ratio

Female

40,588

49.81%

Male

40,891

50.19%

Kennewick Population by Age

Kennewick Renter vs Owner Occupied by Household Type

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Kennewick Household Types

Type Owner Renter
Married81.9%18.1%
All63.3%36.7%
Male48.8%51.2%
Non Family46.8%53.2%
Female45.3%54.7%

63.3%

Rate of Home Ownership

Kennewick Households and Families

Type Count Average Size Owned
All29,3412.7363.3
Married13,8953.4181.9
Non Family9,9851.3146.8
Female3,7443.7245.3
Male1,7173.3948.8

3.34

Average Family Size

2.73

Average Household Size

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Kennewick Households by Type

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Education Attained Count Percentage
Less Than 9th Grade3,0515.94%
9th to 12th Grade3,3556.54%
High School Graduate14,01227.30%
Some College12,56924.49%
Associates Degree5,18810.11%
Bachelors Degree8,25216.08%
Graduate Degree4,8969.54%
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Kennewick Educational Attainment by Sex (over 25)

Kennewick Educational Attainment by Race

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Name Total High School Bachelors
White37,38834,58011,079
Hispanic10,1717,304922
Other Race4,4452,811159
Asian1,5821,260641
Multiple Races1,143932327
Black1,023967152
Native American37527645
Islander2828

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 asian people with a rate of 40.52%.

Kennewick Educational Attainment by Race

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Name Average Male Female
Overall$37,569$48,485$28,575
Less Than High School$23,709$25,391$21,957
High School Grad$28,932$36,518$22,318
Some College$38,424$55,670$30,105
Bachelors Degree$54,774$74,119$39,970
Graduate Degree$71,387$78,625$56,192

$37,569

Average Earnings

$48,485

Average Male

$28,575

Average Female

Kennewick Earnings by Educational Attainment

Kennewick Language by Age

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Kennewick Language

73.06% of Kennewick residents speak only English, while 26.94% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 21.04% of the population.

Kennewick Language

Kennewick Poverty by Race

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Name Total In Poverty Poverty Rate
Hispanic21,7736,20328.49%
White51,9185,1729.96%
Other9,2892,50026.91%
Multiple3,20173923.09%
Black1,64148729.68%
Asian1,9141336.95%
Native5749917.25%
Islander2827.14%

15.51%

Overall Poverty Rate

14.79%

Male Poverty Rate

16.23%

Female Poverty Rate

Poverty in Kennewick

The race most likely to be in poverty in Kennewick is Black, with 29.68% below the poverty level.

The race least likely to be in poverty in Kennewick is Asian, with 6.95% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.51%. Among those working part-time, it was 17.27%, and for those that did not work, the poverty rate was 21.09%.

Kennewick Poverty

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Name Poverty
Less Than High School25.17%
Some College13.25%
High School13.21%
Bachelors or Greater3.04%

Kennewick Poverty Rate by Education

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Name Poverty
Female Unemployed42.95%
Male Unemployed23.73%
Female Employed9.40%
Male Employed7.44%

Kennewick Poverty Rate by Employment Status and Sex

Kennewick Income by Household Type

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Name Median Mean
Households$59,533$74,073
Families$69,957$85,237
Married Families$85,193-
Non Families$36,344$48,574
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Income by Household Type

Kennewick Marital Status

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Marriage Rates

48.2%

Overall Marriage Rate

49.0%

Male Marriage Rate

47.3%

Female Marriage Rate

Kennewick Married by Age and Sex

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Kennewick 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 55-64.

Kennewick Marital Status by Race

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Kennewick Marital Status

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4,742

Number of Veterans

4,182

Male Veterans

560

Female Veterans

War Veterans
Vietnam1,609
First Gulf War1,028
Second Gulf War793
Korea186
World War II171

Kennewick Veterans by War

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Age Group Veterans
65 to 741,266
35 to 541,214
75+989
55 to 64986
18 to 34287

Kennewick Veterans by Age

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Name Veterans % of Total
White4,5199.35%
Hispanic1100.85%
2 or More744.86%
Black715.88%
Indian418.82%
Other370.66%

Kennewick Veterans by Race

Kennewick Veterans by Education

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5.76%

Veteran Poverty Rate

32.86%

Veteran Disability Rate

Kennewick Veterans by Education

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61.5%

Labor Force Participation

57.8%

Employment Rate

6%

Unemployment Rate

Kennewick Employment by Age

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Kennewick Employment by Race

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Kennewick 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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53.35%

Born in Washington

87.30%

Native Born

12.70%

Foreign Born

8.72%

Non Citizen

3.99%

Naturalized

Place of Birth

87.30% of Kennewick residents were born in the United States, with 53.35% having been born in Washington. 8.72% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Kennewick Place of Birth

Year Population Growth Annual Growth Rate
202187,6491,6511.92%
202085,9981,6511.96%
201984,3471,6512.00%
201882,6961,0751.32%
201781,6211,5401.92%
201680,0811,3571.72%
201578,7241,3851.79%
201477,3397600.99%
201376,5796490.85%
201275,9303450.46%
201175,5851,1381.53%
201074,44719,7543.13%
200054,69312,5382.64%
199042,1557,7582.05%
198034,39719,1858.50%
197015,2129680.66%
196014,2444,1383.49%
195010,1068,20618.19%
19401,9000.00%

Kennewick Population by Year