Marion County, Missouri Population 2024

28,183

Marion County, Missouri's estimated 2024 population is 28,183 with a growth rate of -0.54% in the past year according to the most recent United States census data. Marion County, Missouri is the 39th largest county in Missouri. The 2010 population was 28,785 and has seen a growth of -2.09% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202927,418-153-0.55%
202827,571-153-0.55%
202727,724-153-0.55%
202627,877-153-0.55%
202528,030-153-0.54%
202428,183-153-0.54%
202328,336-153-0.54%
202228,489-67-0.23%
202128,556700.25%
202028,486-57-0.2%
201928,543-21-0.07%
201828,564-43-0.15%
201728,607-114-0.4%
201628,72120.01%
201528,719-65-0.23%
201428,78430.01%
201328,781280.1%
201228,753-33-0.11%
201128,78610%
201028,78500%
199027,682-956-3.34%
198028,6385171.84%
197028,121-1,401-4.75%
196029,522-243-0.82%
195029,765-1,811-5.74%
194031,576-1,917-5.72%
193033,4933,26710.81%
192030,226-346-1.13%
191030,5724,24116.11%
190026,331980.37%
189026,2331,3965.62%
188024,8371,0574.44%
187023,7804,94226.23%
186018,8386,60854.03%
185012,2302,60727.09%
18409,6234,78698.95%
18304,837-22,581-82.36%
2024 Growth Rate
-0.54% (-153)
County Website
Marion County
County Seat
Palmyra
2020 Population
28,486
Area
437 mi²
Density
64 people/mi²
Growth Since 2020
-1.06% (-303)
Founded
December 23, 1826

Population by Race

Race
Population
Percentage (of total)
White25,62889.84%
Black or African American1,5555.45%
Two or more races1,0343.62%
Asian1980.69%
Native American740.26%
Other race260.09%
Native Hawaiian or Pacific Islander100.04%

White

Black or African American

Two or more races

Asian

Native American

Other race

Native Hawaiian or Pacific Islander

Marion County, Missouri Population by Race

Marion County, Missouri Population Pyramid 2024

Marion County, Missouri Median Age

39

Total

38.2

Male

40.3

Female

Marion County, Missouri Adults

There are 21,946 adults, (5,196 of whom are seniors) in Marion County, Missouri.

Marion County, Missouri Age Dependency

70.3

Age Dependency Ratio

31

Old Age Dependency Ratio

39.3

Child Dependency Ratio

Marion County, Missouri Sex Ratio

Female14,59251.16%
Male13,93348.84%

Marion County, Missouri Population by Age

Marion County, Missouri Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All11,2952.468.931.1
Married5,523386.113.9
Non Family3,8471.1453.746.3
Female1,3443.1444.155.9
Male5813.2963.236.8

2.94

Average Family Size

2.4

Average Household Size

68.9%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Marion County, Missouri Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1,4597.53%
Associates Degree1,5007.75%
Bachelors Degree2,89714.96%
Graduate Degree1,8919.76%
High School Graduate7,25737.47%
Less Than 9th Grade5372.77%
Some College3,82519.75%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Marion County, Missouri Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White17,70215,8614,378
Black998916153
2+ Races421366164
Asian16215971
Hispanic594436
Native American49493
Other Race2499
Islander101010

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 islander people with a rate of 100%.

Marion County, Missouri Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$50,045$65,221$37,048
Graduate Degree$53,539$76,645$49,880
High School Graduate$34,867$45,366$26,838
Less Than 9th Grade$27,845$28,333$0
Overall$39,464$48,032$32,934
Some College$34,941$52,176$32,406

$39,464

Average Earnings

$48,032

Average Male

$32,934

Average Female

Marion County, Missouri Earnings by Educational Attainment

Marion County, Missouri Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Marion County, Missouri Language

99.43% of Marion County, Missouri residents speak only English, while 0.57% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.22% of the population.

Marion County, Missouri Language

Marion County, Missouri Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White24,5573,18812.98%
Black1,46832221.93%
Multiple1,00028328.3%
Asian1894423.28%
Native741418.92%
Islander1010100%
Other24937.5%

14.16%

Overall Poverty Rate

12.7%

Male Poverty Rate

15.55%

Female Poverty Rate

Poverty in Marion County, Missouri

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

The race least likely to be in poverty in Marion County, Missouri is White, with 12.98% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.77%. Among those working part-time, it was 14.24%, and for those that did not work, the poverty rate was 26.84%.

Marion County, Missouri Poverty

rate

Rate
Poverty
Less Than 9th Grade42.35%
High School13.59%
Some College10.23%
Bachelors or Greater4.05%

Marion County, Missouri Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed38.92%
Male Unemployed31.14%
Female Employed8%
Male Employed5.53%

Marion County, Missouri Poverty Rate by Employment Status and Sex

Marion County, Missouri Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$76,426$85,446
Households$62,492$76,498
Married Families$88,019$-999,999,999
Non Families$30,829$52,939

mean

median

Income by Household Type

Marion County, Missouri Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

50.7%

Overall Marriage Rate

53.6%

Male Marriage Rate

48.0%

Female Marriage Rate

Marion County, Missouri Married by Age and Sex

male

female

Marion 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.

Marion County, Missouri Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Marion County, Missouri Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,626

Number of Veterans

1,498

Male Veterans

128

Female Veterans

War
Veterans
Vietnam668
Second Gulf War309
First Gulf War200
Korea137
World War II44

Marion County, Missouri Veterans by War

count

Age Group
Veterans
75+541
65 to 74462
35 to 54336
55 to 64185
18 to 34102

Marion County, Missouri Veterans by Age

count

Name
Veterans
% of Total
White1,4437.23%
Black13011.04%
2+ Races356.43%
Hispanic2834.57%
Native American1120.37%
Asian74.17%

Marion County, Missouri Veterans by Race

Marion County, Missouri Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

9.6%

Veteran Poverty Rate

40.15%

Veteran Disability Rate

Marion County, Missouri Veterans by Education

LaborForceParticipation

60.2%

Labor Force Participation

58.5%

Employment Rate

2.9%

Unemployment Rate

Marion County, Missouri Employment by Age

LaborForceParticipation

Marion County, Missouri Employment by Race

LaborForceParticipation

Marion 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

68.81%

Born in Marion County, Missouri

99.13%

Native Born

0.87%

Foreign Born

0.53%

Non Citizen

0.34%

Naturalized

Place of Birth

99.13% of Marion County, Missouri residents were born in the United States, with 68.81% having been born in Missouri. 0.53% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Marion County, Missouri Place of Birth

Sources