Warren County, Missouri Population 2024

38,322

Warren County, Missouri's estimated 2024 population is 38,322 with a growth rate of 1.36% in the past year according to the most recent United States census data. Warren County, Missouri is the 31st largest county in Missouri. The 2010 population was 32,612 and has seen a growth of 17.51% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202940,9025161.28%
202840,3865161.29%
202739,8705161.31%
202639,3545161.33%
202538,8385161.35%
202438,3225161.36%
202337,8065161.38%
202237,2907392.02%
202136,5518192.29%
202035,732160.04%
201935,7169152.63%
201834,8013390.98%
201734,4625871.73%
201633,8753361%
201533,5393541.07%
201433,1851980.6%
201332,9872410.74%
201232,7461310.4%
201132,61530.01%
201032,61200%
199019,5344,63431.1%
198014,9005,20153.62%
19709,69994910.85%
19608,7501,08414.14%
19507,666-68-0.88%
19407,734-348-4.31%
19308,082-408-4.81%
19208,490-633-6.94%
19109,123-796-8.03%
19009,91960.06%
18909,913-893-8.26%
188010,8061,13311.71%
18709,6738349.44%
18608,8392,97950.84%
18505,8601,60737.79%
18404,253-36,649-89.6%
2024 Growth Rate
1.36% (516)
County Website
Warren County
County Seat
Warrenton
2020 Population
35,732
Area
429 mi²
Density
89 people/mi²
Growth Since 2020
7.25% (2,590)
Founded
January 5, 1833

Population by Race

Race
Population
Percentage (of total)
White32,54591.09%
Two or more races1,6974.75%
Black or African American7682.15%
Other race3480.97%
Native American1920.54%
Asian1790.5%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Black or African American

Other race

Native American

Asian

Native Hawaiian or Pacific Islander

Warren County, Missouri Population by Race

Warren County, Missouri Population Pyramid 2024

Warren County, Missouri Median Age

41.3

Total

40.8

Male

42.1

Female

Warren County, Missouri Adults

There are 27,352 adults, (6,292 of whom are seniors) in Warren County, Missouri.

Warren County, Missouri Age Dependency

69.7

Age Dependency Ratio

29.9

Old Age Dependency Ratio

39.8

Child Dependency Ratio

Warren County, Missouri Sex Ratio

Female17,88950.07%
Male17,84049.93%

Warren County, Missouri Population by Age

Warren County, Missouri Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All13,0672.7180.419.6
Married7,6553.0989.310.7
Non Family3,4261.3669.230.8
Female1,1643.4755.544.5
Male8223.7378.821.2

3.09

Average Family Size

2.71

Average Household Size

80.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Warren County, Missouri Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade2,0318.23%
Associates Degree2,0368.25%
Bachelors Degree3,48114.1%
Graduate Degree1,2475.05%
High School Graduate9,37737.99%
Less Than 9th Grade8653.5%
Some College5,64422.87%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Warren County, Missouri Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White22,92520,4264,503
2+ Races697622136
Hispanic682506114
Black48131558
Other Race187440
Asian17917914
Native American100870

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

The highest rate of bachelors degrees is among white people with a rate of 19.64%.

Warren County, Missouri Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$59,255$79,076$52,793
Graduate Degree$68,882$88,571$66,921
High School Graduate$36,438$50,932$30,451
Less Than 9th Grade$25,186$34,653$16,825
Overall$45,596$55,055$37,589
Some College$45,032$55,947$38,234

$45,596

Average Earnings

$55,055

Average Male

$37,589

Average Female

Warren County, Missouri Earnings by Educational Attainment

Warren County, Missouri Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Warren County, Missouri Language

97.94% of Warren County, Missouri residents speak only English, while 2.06% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.25% of the population.

Warren County, Missouri Language

Warren County, Missouri Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White31,8302,8608.99%
Multiple1,65941825.2%
Asian17912871.51%
Hispanic1,310977.4%
Black7308511.64%
Other3484613.22%
Native19231.56%

10.2%

Overall Poverty Rate

9.66%

Male Poverty Rate

10.74%

Female Poverty Rate

Poverty in Warren County, Missouri

The race most likely to be in poverty in Warren County, Missouri is Asian, with 71.51% below the poverty level.

The race least likely to be in poverty in Warren County, Missouri is Native, with 1.56% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.39%. Among those working part-time, it was 15.64%, and for those that did not work, the poverty rate was 14.38%.

Warren County, Missouri Poverty

rate

Rate
Poverty
Less Than 9th Grade18.31%
High School10.54%
Some College7.15%
Bachelors or Greater2.78%

Warren County, Missouri Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed19.59%
Male Unemployed11.16%
Female Employed6.17%
Male Employed4.75%

Warren County, Missouri Poverty Rate by Employment Status and Sex

Warren County, Missouri Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$84,619$105,432
Households$75,531$93,875
Married Families$95,203$-999,999,999
Non Families$43,704$54,694

mean

median

Income by Household Type

Warren County, Missouri Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

56.1%

Overall Marriage Rate

54.2%

Male Marriage Rate

57.9%

Female Marriage Rate

Warren County, Missouri Married by Age and Sex

male

female

Warren County, Missouri Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 55-64.

Warren County, Missouri Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Warren County, Missouri Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

2,852

Number of Veterans

2,654

Male Veterans

198

Female Veterans

War
Veterans
Vietnam1,040
First Gulf War607
Second Gulf War382
Korea201
World War II0

Warren County, Missouri Veterans by War

count

Age Group
Veterans
65 to 74950
75+611
35 to 54578
55 to 64492
18 to 34221

Warren County, Missouri Veterans by Age

count

Name
Veterans
% of Total
White2,69510.62%
2+ Races677.34%
Black5610.53%
Hispanic455.53%
Asian2513.97%
Native American97.76%

Warren County, Missouri Veterans by Race

Warren County, Missouri Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

7.35%

Veteran Poverty Rate

37.03%

Veteran Disability Rate

Warren County, Missouri Veterans by Education

LaborForceParticipation

63.3%

Labor Force Participation

60.2%

Employment Rate

4.8%

Unemployment Rate

Warren County, Missouri Employment by Age

LaborForceParticipation

Warren County, Missouri Employment by Race

LaborForceParticipation

Warren 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

77.59%

Born in Warren County, Missouri

98.87%

Native Born

1.13%

Foreign Born

0.13%

Non Citizen

1%

Naturalized

Place of Birth

98.87% of Warren County, Missouri residents were born in the United States, with 77.59% having been born in Missouri. 0.13% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Warren County, Missouri Place of Birth

Sources