DeKalb County, Missouri Population 2024

8,488

DeKalb County, Missouri's estimated 2024 population is 8,488 with a growth rate of -14.25% in the past year according to the most recent United States census data. DeKalb County, Missouri is the 95th largest county in Missouri. The 2010 population was 12,899 and has seen a growth of -34.2% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20291,433-1,411-49.61%
20282,844-1,411-33.16%
20274,255-1,411-24.9%
20265,666-1,411-19.94%
20257,077-1,411-16.62%
20248,488-1,411-14.25%
20239,899-1,411-12.48%
202211,310-380-3.25%
202111,690910.78%
202011,5997977.38%
201910,802-1,732-13.82%
201812,534-27-0.21%
201712,561410.33%
201612,520-39-0.31%
201512,55930.02%
201412,556-82-0.65%
201312,638-145-1.13%
201212,783-34-0.27%
201112,817-82-0.64%
201012,89900%
19909,9671,74521.22%
19808,22291712.55%
19707,305791.09%
19607,226-821-10.2%
19508,047-1,704-17.48%
19409,751-519-5.05%
193010,270-1,424-12.18%
192011,694-837-6.68%
191012,531-1,887-13.09%
190014,418-121-0.83%
189014,5391,2059.04%
188013,3343,47635.26%
18709,8584,63488.71%
18605,2243,149151.76%
18502,07564244.8%
2024 Growth Rate
-14.25% (-1,411)
County Website
DeKalb County
County Seat
Maysville
2020 Population
11,599
Area
421 mi²
Density
20 people/mi²
Growth Since 2020
-26.82% (-3,111)
Founded
February 25, 1845

Population by Race

Race
Population
Percentage (of total)
White9,86388.25%
Black or African American7426.64%
Two or more races4293.84%
Asian800.72%
Native American380.34%
Other race240.21%
Native Hawaiian or Pacific Islander00%

White

Black or African American

Two or more races

Asian

Native American

Other race

Native Hawaiian or Pacific Islander

DeKalb County, Missouri Population by Race

DeKalb County, Missouri Population Pyramid 2024

DeKalb County, Missouri Median Age

42.3

Total

40.5

Male

45.7

Female

DeKalb County, Missouri Adults

There are 9,071 adults, (2,092 of whom are seniors) in DeKalb County, Missouri.

DeKalb County, Missouri Age Dependency

60.1

Age Dependency Ratio

30

Old Age Dependency Ratio

30.2

Child Dependency Ratio

DeKalb County, Missouri Sex Ratio

Female4,68941.96%
Male6,48758.04%

DeKalb County, Missouri Population by Age

DeKalb County, Missouri Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All3,7752.387228
Married1,8933.1288.911.1
Non Family1,4421.2452.747.3
Female3652.796337
Male753.6558.741.3

3.03

Average Family Size

2.38

Average Household Size

72.0%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

DeKalb County, Missouri Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade5756.99%
Associates Degree5977.26%
Bachelors Degree84410.26%
Graduate Degree3754.56%
High School Graduate3,54243.05%
Less Than 9th Grade3364.08%
Some College1,95823.8%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

DeKalb County, Missouri Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White7,0566,4441,133
Black63141119
2+ Races33426131
Hispanic19914837
Asian61610
Native American31250
Other Race212111

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

The highest rate of bachelors degrees is among other race people with a rate of 52.38%.

DeKalb County, Missouri Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$65,988$66,250$65,761
Graduate Degree$53,904$54,911$50,500
High School Graduate$41,292$47,623$29,938
Less Than 9th Grade$28,984$30,000$28,194
Overall$47,226$50,208$43,059
Some College$41,330$54,545$38,750

$47,226

Average Earnings

$50,208

Average Male

$43,059

Average Female

DeKalb County, Missouri Earnings by Educational Attainment

DeKalb County, Missouri Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

DeKalb County, Missouri Language

96.78% of DeKalb County, Missouri residents speak only English, while 3.22% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.99% of the population.

DeKalb County, Missouri Language

DeKalb County, Missouri Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White8,4776557.73%
Multiple2556525.49%
Native291965.52%
Black531935.85%
Hispanic991616.16%
Asian69710.14%
Other2428.33%

8.65%

Overall Poverty Rate

7.42%

Male Poverty Rate

9.86%

Female Poverty Rate

Poverty in DeKalb County, Missouri

The race most likely to be in poverty in DeKalb County, Missouri is Native, with 65.52% below the poverty level.

The race least likely to be in poverty in DeKalb County, Missouri is White, with 7.73% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.45%. Among those working part-time, it was 10.51%, and for those that did not work, the poverty rate was 17.84%.

DeKalb County, Missouri Poverty

rate

Rate
Poverty
Less Than 9th Grade17.3%
Some College9.17%
High School9.08%
Bachelors or Greater1.37%

DeKalb County, Missouri Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed54.17%
Male Unemployed30.67%
Female Employed4.43%
Male Employed1.29%

DeKalb County, Missouri Poverty Rate by Employment Status and Sex

DeKalb County, Missouri Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$90,096$98,517
Households$69,093$80,382
Married Families$95,025$-999,999,999
Non Families$38,688$48,956

mean

median

Income by Household Type

DeKalb County, Missouri Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

44.2%

Overall Marriage Rate

37.2%

Male Marriage Rate

54.4%

Female Marriage Rate

DeKalb County, Missouri Married by Age and Sex

male

female

DeKalb 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.

DeKalb County, Missouri Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

DeKalb County, Missouri Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

706

Number of Veterans

695

Male Veterans

11

Female Veterans

War
Veterans
Vietnam236
First Gulf War223
Second Gulf War29
World War II7
Korea0

DeKalb County, Missouri Veterans by War

count

Age Group
Veterans
65 to 74219
55 to 64210
35 to 54141
75+120
18 to 3416

DeKalb County, Missouri Veterans by Age

count

Name
Veterans
% of Total
White6598.37%
2+ Races298.1%
Hispanic208.13%
Black172.39%
Other Race14.17%

DeKalb County, Missouri Veterans by Race

DeKalb County, Missouri Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

5.57%

Veteran Poverty Rate

52.78%

Veteran Disability Rate

DeKalb County, Missouri Veterans by Education

LaborForceParticipation

46.1%

Labor Force Participation

44.9%

Employment Rate

2.3%

Unemployment Rate

DeKalb County, Missouri Employment by Age

LaborForceParticipation

DeKalb County, Missouri Employment by Race

LaborForceParticipation

DeKalb 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

72.43%

Born in DeKalb County, Missouri

98.33%

Native Born

1.67%

Foreign Born

1.31%

Non Citizen

0.37%

Naturalized

Place of Birth

98.33% of DeKalb County, Missouri residents were born in the United States, with 72.43% having been born in Missouri. 1.31% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

DeKalb County, Missouri Place of Birth

Sources