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)
White25,51889.56%
Black or African American1,4815.2%
Two or more races1,2414.36%
Asian980.34%
Other race870.31%
Native American600.21%
Native Hawaiian or Pacific Islander80.03%

White

Black or African American

Two or more races

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Marion County, Missouri Population by Race

Marion County, Missouri Population Pyramid 2024

Marion County, Missouri Median Age

39.4

Total

38.3

Male

40.4

Female

Marion County, Missouri Adults

There are 21,752 adults, (5,320 of whom are seniors) in Marion County, Missouri.

Marion County, Missouri Age Dependency

73.4

Age Dependency Ratio

32.4

Old Age Dependency Ratio

41

Child Dependency Ratio

Marion County, Missouri Sex Ratio

Female14,64051.38%
Male13,85348.62%

Marion County, Missouri Population by Age

Marion County, Missouri Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All11,2532.4169.830.2
Married5,3173.0287.312.7
Non Family3,8511.1256.143.9
Female1,5333.2942.557.5
Male5523.1573.626.4

2.98

Average Family Size

2.41

Average Household Size

69.8%

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 Grade1,2846.66%
Associates Degree1,3136.81%
Bachelors Degree3,04915.81%
Graduate Degree1,9159.93%
High School Graduate7,55739.19%
Less Than 9th Grade5762.99%
Some College3,59018.62%

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
White17,65916,0044,554
Black887800115
2+ Races512450204
Hispanic285231150
Other Race853131
Asian626026
Native American26260
Islander888

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$51,694$70,970$37,693
Graduate Degree$55,615$95,441$51,925
High School Graduate$37,267$47,468$27,009
Less Than 9th Grade$28,170$28,909$25,648
Overall$41,274$50,032$34,548
Some College$37,801$53,368$33,741

$41,274

Average Earnings

$50,032

Average Male

$34,548

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

99.19% of Marion County, Missouri residents speak only English, while 0.81% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.36% of the population.

Marion County, Missouri Language

Marion County, Missouri Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White24,5903,20913.05%
Black1,39932423.16%
Multiple1,20515512.86%
Asian832732.53%
Other851214.12%
Islander88100%

13.59%

Overall Poverty Rate

12.37%

Male Poverty Rate

14.76%

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 Multiple, with 12.86% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.03%. Among those working part-time, it was 13.54%, and for those that did not work, the poverty rate was 25.74%.

Marion County, Missouri Poverty

rate

Rate
Poverty
Less Than 9th Grade42.09%
High School15.03%
Some College9.83%
Bachelors or Greater3.54%

Marion County, Missouri Poverty Rate by Education

rate

Rate
Poverty
Male Unemployed33.47%
Female Unemployed30.54%
Female Employed8.67%
Male Employed4.91%

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$77,421$88,493
Households$63,908$77,702
Married Families$90,883$103,886
Non Families$33,307$50,094

mean

median

Income by Household Type

Marion County, Missouri Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

49.2%

Overall Marriage Rate

53.1%

Male Marriage Rate

45.5%

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 35-44.

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

1,706

Number of Veterans

1,514

Male Veterans

192

Female Veterans

War
Veterans
Vietnam692
First Gulf War274
Second Gulf War262
Korea126
World War II15

Marion County, Missouri Veterans by War

count

Age Group
Veterans
75+524
65 to 74511
35 to 54380
55 to 64236
18 to 3455

Marion County, Missouri Veterans by Age

count

Name
Veterans
% of Total
White1,4507.3%
Black15414.57%
2+ Races10216.37%
Hispanic8328.82%

Marion County, Missouri Veterans by Race

Marion County, Missouri Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

9.86%

Veteran Poverty Rate

40.2%

Veteran Disability Rate

Marion County, Missouri Veterans by Education

LaborForceParticipation

59.4%

Labor Force Participation

57.3%

Employment Rate

3.5%

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

67.71%

Born in Marion County, Missouri

99.33%

Native Born

0.67%

Foreign Born

0.37%

Non Citizen

0.3%

Naturalized

Place of Birth

99.33% of Marion County, Missouri residents were born in the United States, with 67.71% having been born in Missouri. 0.37% 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