Buchanan County, Missouri Population 2024

81,423

Buchanan County, Missouri's estimated 2024 population is 81,423 with a growth rate of -0.91% in the past year according to the most recent United States census data. Buchanan County, Missouri is the 15th largest county in Missouri. The 2010 population was 89,071 and has seen a growth of -8.59% since that time.

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202977,703-744-0.95%
202878,447-744-0.94%
202779,191-744-0.93%
202679,935-744-0.92%
202580,679-744-0.91%
202481,423-744-0.91%
202382,167-744-0.9%
202282,911-744-0.89%
202183,655-805-0.95%
202084,460-2,752-3.16%
201987,212-835-0.95%
201888,047-611-0.69%
201788,658-414-0.46%
201689,072-65-0.07%
201589,137-512-0.57%
201489,649-222-0.25%
201389,871-91-0.1%
201289,9622140.24%
201189,7486770.76%
201089,071
199083,083-4,805-5.47%
198087,8889731.12%
197086,915-3,666-4.05%
196090,581-6,245-6.45%
195096,8262,7592.93%
194094,067-4,566-4.63%
193098,6334,9495.28%
192093,6846640.71%
191093,020-28,818-23.65%
1900121,83851,73873.81%
189070,10020,30840.79%
188049,79214,68341.82%
187035,10911,24847.14%
186023,86110,88683.9%
185012,9756,738108.03%
18406,237-71,466-91.97%
showing: 36 rows
2024 Growth Rate
-0.91% (-744)
County Website
Buchanan County
County Seat
2010 Population
89,071
Area
408 mi²
Density
200 people/mi²
Growth Since 2010
-8.59% (-7,648)
Founded
December 31, 1838

Buchanan County, Missouri Population 2024

Population by Race

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Race
Population
Percentage (of total)
White70,31883.17%
Two or more races5,2666.23%
Black or African American4,9575.86%
Other race2,2382.65%
Asian1,1311.34%
Native American3570.42%
Native Hawaiian or Pacific Islander2770.33%
showing: 7 rows

White

Two or more races

Black or African American

Other race

Asian

Native American

Native Hawaiian or Pacific Islander

Buchanan County, Missouri Population by Race

Buchanan County, Missouri Population Pyramid 2024

Buchanan County, Missouri Median Age

38.6

Total

37.5

Male

39.8

Female

Buchanan County, Missouri Adults

There are 65,548 adults, (14,165 of whom are seniors) in Buchanan County, Missouri.

Buchanan County, Missouri Age Dependency

64.5

Age Dependency Ratio

27.6

Old Age Dependency Ratio

37

Child Dependency Ratio

Buchanan County, Missouri Sex Ratio

Female41,73349.36%
Male42,81150.64%

Buchanan County, Missouri Population by Age

Buchanan County, Missouri Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All33,3632.4363.436.6
Married13,8383.1479.920.1
Non Family13,5271.2749.150.9
Female4,3263.3749.550.5
Male1,6723.3878.221.8
showing: 5 rows

3.07

Average Family Size

2.43

Average Household Size

63.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Buchanan County, Missouri Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Buchanan County, Missouri Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among white people with a rate of 91.45%.

The highest rate of bachelors degrees is among asian people with a rate of 27.39%.

Buchanan County, Missouri Educational Attainment by Race

All

Male

Female

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$41,353

Average Earnings

$45,855

Average Male

$35,751

Average Female

Buchanan County, Missouri Earnings by Educational Attainment

Buchanan County, Missouri Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Buchanan County, Missouri Language

93.54% of Buchanan County, Missouri residents speak only English, while 6.46% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 4.06% of the population.

Buchanan County, Missouri Language

Buchanan County, Missouri Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White65,8079,09313.82%
Black4,3752,01145.97%
Hispanic5,7891,17920.37%
Multiple4,9681,13022.75%
Other2,22840818.31%
Islander27722079.42%
Native34911432.66%
Asian1,11811410.2%
showing: 8 rows

16.57%

Overall Poverty Rate

14.73%

Male Poverty Rate

18.39%

Female Poverty Rate

Poverty in Buchanan County, Missouri

The race most likely to be in poverty in Buchanan County, Missouri is Islander, with 79.42% below the poverty level.

The race least likely to be in poverty in Buchanan County, Missouri is Asian, with 10.2% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.13%. Among those working part-time, it was 21.7%, and for those that did not work, the poverty rate was 23.69%.

Buchanan County, Missouri Poverty

rate

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Rate
Poverty
Less Than 9th Grade28.23%
High School16.49%
Some College12.21%
Bachelors or Greater5.31%
showing: 4 rows

Buchanan County, Missouri Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed37.39%
Female Unemployed21.92%
Female Employed10.42%
Male Employed6.2%
showing: 4 rows

Buchanan County, Missouri Poverty Rate by Employment Status and Sex

Buchanan County, Missouri Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Buchanan County, Missouri Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

43.4%

Overall Marriage Rate

44.2%

Male Marriage Rate

42.7%

Female Marriage Rate

Buchanan County, Missouri Married by Age and Sex

male

female

Buchanan 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 55-64.

Buchanan County, Missouri Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Buchanan County, Missouri Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

5,208

Number of Veterans

4,838

Male Veterans

370

Female Veterans

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Buchanan County, Missouri Veterans by War

count

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Buchanan County, Missouri Veterans by Age

count

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Buchanan County, Missouri Veterans by Race

Buchanan County, Missouri Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

7.6%

Veteran Poverty Rate

35.2%

Veteran Disability Rate

Buchanan County, Missouri Veterans by Education

LaborForceParticipation

60.3%

Labor Force Participation

57%

Employment Rate

4.8%

Unemployment Rate

Buchanan County, Missouri Employment by Age

LaborForceParticipation

Buchanan County, Missouri Employment by Race

LaborForceParticipation

Buchanan 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

73.01%

Born in Buchanan County, Missouri

96.17%

Native Born

3.83%

Foreign Born

1.94%

Non Citizen

1.89%

Naturalized

Place of Birth

96.17% of Buchanan County, Missouri residents were born in the United States, with 73.01% having been born in Missouri. 1.94% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Buchanan County, Missouri Place of Birth

Sources