Sullivan County, Missouri Population 2024

5,778

Sullivan County, Missouri's estimated 2024 population is 5,778 with a growth rate of -0.33% in the past year according to the most recent United States census data. Sullivan County, Missouri is the 106th largest county in Missouri. The 2010 population was 6,737 and has seen a growth of -14.23% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20295,683-19-0.33%
20285,702-19-0.33%
20275,721-19-0.33%
20265,740-19-0.33%
20255,759-19-0.33%
20245,778-19-0.33%
20235,797-19-0.33%
20225,816-82-1.39%
20215,898-87-1.45%
20205,985-76-1.25%
20196,061-128-2.07%
20186,189-14-0.23%
20176,203-125-1.98%
20166,328-41-0.64%
20156,369-107-1.65%
20146,476-23-0.35%
20136,499-58-0.88%
20126,557-108-1.62%
20116,665-72-1.07%
20106,73700%
19906,326-1,108-14.9%
19807,434-138-1.82%
19707,572-1,211-13.79%
19608,783-2,516-22.27%
195011,299-2,402-17.53%
194013,701-1,511-9.93%
193015,212-2,569-14.45%
192017,781-817-4.39%
191018,598-1,684-8.3%
190020,2821,2826.75%
189019,0002,43114.67%
188016,5694,66239.15%
187011,9072,70929.45%
18609,1986,215208.35%
18502,983-2,700-47.51%
2024 Growth Rate
-0.33% (-19)
County Seat
Milan
2020 Population
5,985
Area
648 mi²
Density
9 people/mi²
Growth Since 2020
-3.46% (-207)
Founded
1843

Population by Race

Race
Population
Percentage (of total)
White4,92283.38%
Two or more races4417.47%
Other race3375.71%
Black or African American1462.47%
Asian440.75%
Native American130.22%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Other race

Black or African American

Asian

Native American

Native Hawaiian or Pacific Islander

Sullivan County, Missouri Population by Race

Sullivan County, Missouri Population Pyramid 2024

Sullivan County, Missouri Median Age

44.2

Total

40.8

Male

46.2

Female

Sullivan County, Missouri Adults

There are 4,603 adults, (1,213 of whom are seniors) in Sullivan County, Missouri.

Sullivan County, Missouri Age Dependency

74.1

Age Dependency Ratio

35.8

Old Age Dependency Ratio

38.3

Child Dependency Ratio

Sullivan County, Missouri Sex Ratio

Female2,92849.6%
Male2,97550.4%

Sullivan County, Missouri Population by Age

Sullivan County, Missouri Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All2,0402.8273.826.2
Married9083.5583.516.5
Non Family8581.263.636.4
Female2285.5272.827.2
Male465.0776.123.9

3.82

Average Family Size

2.82

Average Household Size

73.8%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Sullivan County, Missouri Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade3398.17%
Associates Degree3087.43%
Bachelors Degree3769.07%
Graduate Degree2335.62%
High School Graduate1,94646.93%
Less Than 9th Grade2485.98%
Some College69716.81%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Sullivan County, Missouri Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White3,3523,051550
Hispanic58333039
2+ Races21920223
Other Race187739
Black114827
Asian29295
Native American13134

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 30.77%.

Sullivan County, Missouri Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$47,372$52,500$46,842
Graduate Degree$51,094$0$51,719
High School Graduate$37,000$40,729$31,029
Less Than 9th Grade$30,000$29,250$30,625
Overall$40,598$41,696$36,759
Some College$40,994$45,333$33,854

$40,598

Average Earnings

$41,696

Average Male

$36,759

Average Female

Sullivan County, Missouri Earnings by Educational Attainment

Sullivan County, Missouri Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Sullivan County, Missouri Language

83.5% of Sullivan County, Missouri residents speak only English, while 16.5% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 14.06% of the population.

Sullivan County, Missouri Language

Sullivan County, Missouri Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White4,45166915.03%
Hispanic1,03913012.51%
Multiple4415512.47%
Other3375315.73%
Black1224436.07%
Native13323.08%
Asian4436.82%

14.74%

Overall Poverty Rate

14.42%

Male Poverty Rate

15.07%

Female Poverty Rate

Poverty in Sullivan County, Missouri

The race most likely to be in poverty in Sullivan County, Missouri is Black, with 36.07% below the poverty level.

The race least likely to be in poverty in Sullivan County, Missouri is Asian, with 6.82% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.7%. Among those working part-time, it was 15.68%, and for those that did not work, the poverty rate was 24.95%.

Sullivan County, Missouri Poverty

rate

Rate
Poverty
Less Than 9th Grade23.78%
High School15.71%
Bachelors or Greater8.21%
Some College7.91%

Sullivan County, Missouri Poverty Rate by Education

rate

Rate
Poverty
Male Unemployed36.84%
Female Employed7.78%
Male Employed4.45%
Female Unemployed0%

Sullivan County, Missouri Poverty Rate by Employment Status and Sex

Sullivan County, Missouri Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$69,043$85,396
Households$55,500$68,319
Married Families$82,700$-999,999,999
Non Families$35,324$39,962

mean

median

Income by Household Type

Sullivan County, Missouri Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

46.4%

Overall Marriage Rate

48.7%

Male Marriage Rate

44.2%

Female Marriage Rate

Sullivan County, Missouri Married by Age and Sex

male

female

Sullivan County, Missouri Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 45-54.

Sullivan County, Missouri Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Sullivan County, Missouri Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

310

Number of Veterans

294

Male Veterans

16

Female Veterans

War
Veterans
Vietnam121
First Gulf War53
Second Gulf War49
Korea24
World War II4

Sullivan County, Missouri Veterans by War

count

Age Group
Veterans
65 to 7497
75+80
55 to 6477
35 to 5448
18 to 348

Sullivan County, Missouri Veterans by Age

count

Name
Veterans
% of Total
White2827.16%
2+ Races289.72%
Hispanic182.56%

Sullivan County, Missouri Veterans by Race

Sullivan County, Missouri Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

9.93%

Veteran Poverty Rate

34.25%

Veteran Disability Rate

Sullivan County, Missouri Veterans by Education

LaborForceParticipation

56.3%

Labor Force Participation

54.9%

Employment Rate

2.4%

Unemployment Rate

Sullivan County, Missouri Employment by Age

LaborForceParticipation

Sullivan County, Missouri Employment by Race

LaborForceParticipation

Sullivan 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

71.51%

Born in Sullivan County, Missouri

90.87%

Native Born

9.13%

Foreign Born

5.3%

Non Citizen

3.83%

Naturalized

Place of Birth

90.87% of Sullivan County, Missouri residents were born in the United States, with 71.51% having been born in Missouri. 5.3% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Sullivan County, Missouri Place of Birth

Sources