Lewis County, Missouri Population 2024

9,750

Lewis County, Missouri's estimated 2024 population is 9,750 with a growth rate of -0.69% in the past year according to the most recent United States census data. Lewis County, Missouri is the 87th largest county in Missouri. The 2010 population was 10,206 and has seen a growth of -4.47% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20299,410-68-0.72%
20289,478-68-0.71%
20279,546-68-0.71%
20269,614-68-0.7%
20259,682-68-0.7%
20249,750-68-0.69%
20239,818-68-0.69%
20229,886-108-1.08%
20219,994-43-0.43%
202010,0372502.55%
20199,787-57-0.58%
20189,844-113-1.13%
20179,957-134-1.33%
201610,091-50-0.49%
201510,141430.43%
201410,098-12-0.12%
201310,110-6-0.06%
201210,116-101-0.99%
201110,217110.11%
201010,20600%
199010,233-668-6.13%
198010,901-92-0.84%
197010,99390.08%
196010,9842512.34%
195010,733-757-6.59%
194011,490-603-4.99%
193012,093-1,372-10.19%
192013,465-2,049-13.21%
191015,514-1,210-7.24%
190016,7247894.95%
189015,935100.06%
188015,9258115.37%
187015,1142,82823.02%
186012,2865,70886.77%
18506,5785388.91%
18406,040-3,370-35.81%
2024 Growth Rate
-0.69% (-68)
County Website
Lewis County
County Seat
Monticello
2020 Population
10,037
Area
505 mi²
Density
19 people/mi²
Growth Since 2020
-2.86% (-287)
Founded
January 2, 1833

Population by Race

Race
Population
Percentage (of total)
White9,16792.18%
Two or more races4024.04%
Black or African American3023.04%
Asian460.46%
Native Hawaiian or Pacific Islander160.16%
Native American80.08%
Other race40.04%

White

Two or more races

Black or African American

Asian

Native Hawaiian or Pacific Islander

Native American

Other race

Lewis County, Missouri Population by Race

Lewis County, Missouri Population Pyramid 2024

Lewis County, Missouri Median Age

38.2

Total

37.3

Male

38.9

Female

Lewis County, Missouri Adults

There are 7,811 adults, (1,877 of whom are seniors) in Lewis County, Missouri.

Lewis County, Missouri Age Dependency

67.6

Age Dependency Ratio

31.6

Old Age Dependency Ratio

36

Child Dependency Ratio

Lewis County, Missouri Sex Ratio

Female4,84548.72%
Male5,10051.28%

Lewis County, Missouri Population by Age

Lewis County, Missouri Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All3,2162.837723
Married1,5863.8589.510.5
Non Family1,3501.1962.337.7
Male1764.9978.421.6
Female1045.097525

3.91

Average Family Size

2.83

Average Household Size

77.0%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Lewis County, Missouri Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade6079.62%
Associates Degree3535.59%
Bachelors Degree72311.45%
Graduate Degree3215.08%
High School Graduate2,83244.86%
Less Than 9th Grade1852.93%
Some College1,29220.47%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Lewis County, Missouri Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White5,9485,214951
2+ Races16215438
Black15210239
Hispanic383824
Islander16160
Asian12127
Native American886
Other Race441

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 75%.

Lewis County, Missouri Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$48,409$47,841$50,481
Graduate Degree$49,205$47,069$50,375
High School Graduate$35,080$44,219$27,549
Less Than 9th Grade$0$0$0
Overall$40,647$43,710$36,545
Some College$39,738$41,394$37,440

$40,647

Average Earnings

$43,710

Average Male

$36,545

Average Female

Lewis County, Missouri Earnings by Educational Attainment

Lewis County, Missouri Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Lewis County, Missouri Language

97.67% of Lewis County, Missouri residents speak only English, while 2.33% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.24% of the population.

Lewis County, Missouri Language

Lewis County, Missouri Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White8,6011,30015.11%
Black2087234.62%
Multiple306268.5%
Native22100%

15.28%

Overall Poverty Rate

14.49%

Male Poverty Rate

16.1%

Female Poverty Rate

Poverty in Lewis County, Missouri

The race most likely to be in poverty in Lewis County, Missouri is Native, with 100% below the poverty level.

The race least likely to be in poverty in Lewis County, Missouri is Multiple, with 8.5% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.49%. Among those working part-time, it was 16.15%, and for those that did not work, the poverty rate was 28.56%.

Lewis County, Missouri Poverty

rate

Rate
Poverty
Less Than 9th Grade28.83%
High School18.48%
Some College8.78%
Bachelors or Greater7.54%

Lewis County, Missouri Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed22.86%
Female Employed9.88%
Male Unemployed5.39%
Male Employed3.19%

Lewis County, Missouri Poverty Rate by Employment Status and Sex

Lewis County, Missouri Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$76,250$91,708
Households$52,340$68,625
Married Families$78,627$-999,999,999
Non Families$29,017$35,228

mean

median

Income by Household Type

Lewis County, Missouri Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

41.3%

Overall Marriage Rate

37.2%

Male Marriage Rate

45.6%

Female Marriage Rate

Lewis County, Missouri Married by Age and Sex

male

female

Lewis County, Missouri 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, Missouri Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Lewis County, Missouri Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

632

Number of Veterans

557

Male Veterans

75

Female Veterans

War
Veterans
Vietnam259
First Gulf War186
Second Gulf War121
Korea26
World War II3

Lewis County, Missouri Veterans by War

count

Age Group
Veterans
35 to 54180
75+171
55 to 64150
65 to 74126
18 to 345

Lewis County, Missouri Veterans by Age

count

Name
Veterans
% of Total
White5507.63%
2+ Races5217.93%
Islander16100%
Black83.29%
Native American675%
Hispanic54.27%

Lewis County, Missouri Veterans by Race

Lewis County, Missouri Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

9.93%

Veteran Poverty Rate

23.29%

Veteran Disability Rate

Lewis County, Missouri Veterans by Education

LaborForceParticipation

56.6%

Labor Force Participation

53.2%

Employment Rate

6%

Unemployment Rate

Lewis County, Missouri Employment by Age

LaborForceParticipation

Lewis County, Missouri Employment by Race

LaborForceParticipation

Lewis County, Missouri 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

39.78%

Born in Lewis County, Missouri

99.07%

Native Born

0.93%

Foreign Born

0.64%

Non Citizen

0.28%

Naturalized

Place of Birth

99.07% of Lewis County, Missouri residents were born in the United States, with 39.78% having been born in Missouri. 0.64% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Lewis County, Missouri Place of Birth

Sources