Lewis County, Washington Population 2024

86,951

Lewis County, Washington's estimated 2024 population is 86,951 with a growth rate of 0.93% in the past year according to the most recent United States census data. Lewis County, Washington is the 15th largest county in Washington. The 2010 population was 75,503 and has seen a growth of 15.16% since that time.

Note: data after 2022 is projected based on recent change

35 Rows

Year
Population
Growth
Change
202990,9367970.88%
202890,1397970.89%
202789,3427970.9%
202688,5457970.91%
202587,7487970.92%
202486,9517970.93%
202386,1547970.93%
202285,3577880.93%
202184,5692,0162.44%
202082,5531,9542.42%
201980,5991,1331.43%
201879,4661,1971.53%
201778,2691,5602.03%
201676,7091,2351.64%
201575,4745970.8%
201474,877-117-0.16%
201374,994-458-0.61%
201275,452-222-0.29%
201175,6741710.23%
201075,50300%
199059,3583,3335.95%
198056,02510,55823.22%
197045,4673,6098.62%
196041,858-1,897-4.34%
195043,7552,3625.71%
194041,3931,3593.39%
193040,0343,1948.67%
192036,8404,71314.67%
191032,12716,970111.96%
190015,1573,65831.81%
189011,4998,899342.27%
18802,6001,712192.79%
1870888504131.25%
1860384-174-31.18%
1850558-90,378-99.39%
2024 Growth Rate
0.93% (797)
County Website
Lewis County
County Seat
Chehalis
2020 Population
82,553
Area
2403 mi²
Density
36 people/mi²
Growth Since 2020
5.33% (4,398)
Founded
December 19, 1845

Population by Race

Race
Population
Percentage (of total)
White70,15484.87%
Two or more races7,9059.56%
Other race2,2302.7%
Asian9341.13%
Native American7540.91%
Black or African American5160.62%
Native Hawaiian or Pacific Islander1700.21%

White

Two or more races

Other race

Asian

Native American

Black or African American

Native Hawaiian or Pacific Islander

Lewis County, Washington Population by Race

Lewis County, Washington Population Pyramid 2024

Lewis County, Washington Median Age

42.4

Total

40.8

Male

43.6

Female

Lewis County, Washington Adults

There are 64,880 adults, (17,337 of whom are seniors) in Lewis County, Washington.

Lewis County, Washington Age Dependency

73.9

Age Dependency Ratio

36.5

Old Age Dependency Ratio

37.4

Child Dependency Ratio

Lewis County, Washington Sex Ratio

Female40,76749.32%
Male41,89650.68%

Lewis County, Washington Population by Age

Lewis County, Washington Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All31,5112.5972.927.1
Married15,5683.1887.412.6
Non Family10,5761.266040
Female3,3513.5253.846.2
Male2,0163.4861.238.8

3.1

Average Family Size

2.59

Average Household Size

72.9%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Lewis County, Washington Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade4,1327.04%
Associates Degree7,15312.18%
Bachelors Degree7,49512.76%
Graduate Degree4,1097%
High School Graduate17,82730.35%
Less Than 9th Grade2,0383.47%
Some College15,97827.2%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Lewis County, Washington Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White50,47146,32310,242
Hispanic4,3212,759579
2+ Races4,0883,247606
Other Race1,19571770
Asian590465266
Native American45641192
Black413338129
Islander14712743

The highest rate of high school graduation is among white people with a rate of 91.78%.

The highest rate of bachelors degrees is among asian people with a rate of 45.08%.

Lewis County, Washington Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$54,674$61,583$47,553
Graduate Degree$77,426$83,947$75,322
High School Graduate$40,035$45,850$29,082
Less Than 9th Grade$30,685$33,811$20,853
Overall$44,788$52,245$36,336
Some College$44,491$55,369$35,790

$44,788

Average Earnings

$52,245

Average Male

$36,336

Average Female

Lewis County, Washington Earnings by Educational Attainment

Lewis County, Washington Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Lewis County, Washington Language

91.81% of Lewis County, Washington residents speak only English, while 8.19% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 6.45% of the population.

Lewis County, Washington Language

Lewis County, Washington Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White66,5127,31210.99%
Hispanic8,8601,76119.88%
Multiple7,7711,37917.75%
Other2,10346021.87%
Black46914230.28%
Asian86313215.3%
Native74110113.63%
Islander17095.29%

12.28%

Overall Poverty Rate

10.98%

Male Poverty Rate

13.61%

Female Poverty Rate

Poverty in Lewis County, Washington

The race most likely to be in poverty in Lewis County, Washington is Black, with 30.28% below the poverty level.

The race least likely to be in poverty in Lewis County, Washington is Islander, with 5.29% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.09%. Among those working part-time, it was 11.69%, and for those that did not work, the poverty rate was 19.48%.

Lewis County, Washington Poverty

rate

Rate
Poverty
Less Than 9th Grade19.91%
High School13.71%
Some College10.53%
Bachelors or Greater4.16%

Lewis County, Washington Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed26.3%
Male Unemployed20%
Female Employed5.6%
Male Employed4.7%

Lewis County, Washington Poverty Rate by Employment Status and Sex

Lewis County, Washington Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$83,359$97,900
Households$67,247$83,595
Married Families$92,887$108,226
Non Families$34,509$49,410

mean

median

Income by Household Type

Lewis County, Washington Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

50.0%

Overall Marriage Rate

49.0%

Male Marriage Rate

50.9%

Female Marriage Rate

Lewis County, Washington Married by Age and Sex

male

female

Lewis 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 45-54.

Lewis County, Washington Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Lewis County, Washington Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

6,252

Number of Veterans

5,785

Male Veterans

467

Female Veterans

War
Veterans
Vietnam2,759
First Gulf War985
Second Gulf War902
Korea369
World War II201

Lewis County, Washington Veterans by War

count

Age Group
Veterans
65 to 741,867
75+1,801
35 to 541,198
55 to 641,155
18 to 34231

Lewis County, Washington Veterans by Age

count

Name
Veterans
% of Total
White5,7270.10124993370224351
2+ Races2910.05991352686843731
Hispanic1650.030431575064551825
Black1070.23725055432372505
Asian470.06377204884667571
Other Race330.021926910299003323
Islander260.16774193548387098
Native American210.040697674418604654

Lewis County, Washington Veterans by Race

Lewis County, Washington Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

7.04%

Veteran Poverty Rate

38.24%

Veteran Disability Rate

Lewis County, Washington Veterans by Education

LaborForceParticipation

55%

Labor Force Participation

51.4%

Employment Rate

6.3%

Unemployment Rate

Lewis County, Washington Employment by Age

LaborForceParticipation

Lewis County, Washington Employment by Race

LaborForceParticipation

Lewis 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

60.39%

Born in Lewis County, Washington

94.99%

Native Born

5.01%

Foreign Born

2.86%

Non Citizen

2.14%

Naturalized

Place of Birth

94.99% of Lewis County, Washington residents were born in the United States, with 60.39% having been born in Washington. 2.86% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Lewis County, Washington Place of Birth

Sources