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)
White10,22286.35%
Black or African American9748.23%
Two or more races4203.55%
Asian1361.15%
Native American650.55%
Other race210.18%
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

41.7

Total

40.1

Male

45.6

Female

DeKalb County, Missouri Adults

There are 9,695 adults, (2,139 of whom are seniors) in DeKalb County, Missouri.

DeKalb County, Missouri Age Dependency

56.7

Age Dependency Ratio

28.3

Old Age Dependency Ratio

28.4

Child Dependency Ratio

DeKalb County, Missouri Sex Ratio

Female4,71139.8%
Male7,12760.2%

DeKalb County, Missouri Population by Age

DeKalb County, Missouri Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All3,7152.569.930.1
Married1,8323.2189.810.2
Non Family1,4751.2947.252.8
Female3403.5963.536.5
Male684.455.944.1

3.25

Average Family Size

2.5

Average Household Size

69.9%

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 Grade5716.55%
Associates Degree7468.56%
Bachelors Degree8519.76%
Graduate Degree4234.85%
High School Graduate3,90344.76%
Less Than 9th Grade3684.22%
Some College1,85721.3%

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
White7,3326,8101,162
Black81153548
2+ Races32521336
Hispanic20313431
Asian87870
Native American50300
Other Race20209

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 45%.

DeKalb County, Missouri Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$51,694$64,300$47,500
Graduate Degree$52,344$58,387$50,083
High School Graduate$37,895$45,186$35,231
Less Than 9th Grade$31,500$29,531$33,625
Overall$42,799$47,210$36,778
Some College$35,550$44,688$33,506

$42,799

Average Earnings

$47,210

Average Male

$36,778

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

97.16% of DeKalb County, Missouri residents speak only English, while 2.84% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.64% of the population.

DeKalb County, Missouri Language

DeKalb County, Missouri Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White8,6928279.51%
Multiple2164721.76%
Hispanic1714023.39%
Asian1283325.78%
Native513262.75%
Black601728.33%
Other2114.76%

10.34%

Overall Poverty Rate

8.53%

Male Poverty Rate

12.21%

Female Poverty Rate

Poverty in DeKalb County, Missouri

The race most likely to be in poverty in DeKalb County, Missouri is Native, with 62.75% below the poverty level.

The race least likely to be in poverty in DeKalb County, Missouri is Other, with 4.76% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.73%. Among those working part-time, it was 16.13%, and for those that did not work, the poverty rate was 18.87%.

DeKalb County, Missouri Poverty

rate

Rate
Poverty
Less Than 9th Grade20%
Some College12.43%
High School10.29%
Bachelors or Greater1.44%

DeKalb County, Missouri Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed51.43%
Male Unemployed24.75%
Female Employed9.34%
Male Employed1.9%

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$86,402$95,953
Households$67,910$77,432
Married Families$92,806$-999,999,999
Non Families$36,485$47,966

mean

median

Income by Household Type

DeKalb County, Missouri Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

42.8%

Overall Marriage Rate

36.5%

Male Marriage Rate

53.0%

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 35-44.

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

857

Number of Veterans

849

Male Veterans

8

Female Veterans

War
Veterans
First Gulf War305
Vietnam288
Second Gulf War84
World War II6
Korea0

DeKalb County, Missouri Veterans by War

count

Age Group
Veterans
65 to 74242
35 to 54225
55 to 64213
75+148
18 to 3429

DeKalb County, Missouri Veterans by Age

count

Name
Veterans
% of Total
White7599.24%
Black838.76%
2+ Races154.45%
Hispanic155.81%

DeKalb County, Missouri Veterans by Race

DeKalb County, Missouri Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

3.68%

Veteran Poverty Rate

53.68%

Veteran Disability Rate

DeKalb County, Missouri Veterans by Education

LaborForceParticipation

44.2%

Labor Force Participation

42.7%

Employment Rate

3.1%

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

71.04%

Born in DeKalb County, Missouri

98.42%

Native Born

1.58%

Foreign Born

1.04%

Non Citizen

0.54%

Naturalized

Place of Birth

98.42% of DeKalb County, Missouri residents were born in the United States, with 71.04% having been born in Missouri. 1.04% 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