Buchanan County, Missouri Population 2021

Buchanan County, Missouri's estimated population is 85,766 with a growth rate of -0.92% in the past year according to the most recent United States census data. Buchanan County, Missouri is the 15th largest county inMissouri. The 2010 Population was 89,072 and has seen a growth of -3.71% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
202185,766-799-0.92%
202086,565-799-0.91%
201987,364-799-0.91%
201888,163-497-0.56%
201788,660-372-0.42%
201689,032-50-0.06%
201589,082-518-0.58%
201489,600-226-0.25%
201389,826-104-0.12%
201289,9302020.23%
201189,7286560.74%
201089,0725,9897.21%
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%
186023,86110,88683.90%
185012,9756,738108.03%
18406,2370.00%
2021 Growth Rate
-0.92% (-799)
County Website
Founded
December 31, 1838
County Seat
2010 Population
89,072
Growth Since 2010
-3.71% (-3,306)
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Buchanan County, Missouri Population Growth

Population by Race

Race Population Percentage
White77,19987.27%
Black or African American4,5885.19%
Two or More Races3,4493.90%
Some Other Race1,4301.62%
Asian9621.09%
American Indian and Alaska Native4210.48%
Native Hawaiian and Other Pacific Islander4110.46%
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Buchanan County, Missouri Population by Race

Buchanan County, Missouri Population Pyramid $2021

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Buchanan County, Missouri Median Age

37.8


Total

36.6


Male

39.7


Female

Buchanan County, Missouri Adults

There are 68,413 adults, (14,014 of whom are seniors) in Buchanan County, Missouri.

Buchanan County, Missouri Age Dependency

62.6

Age Dependency Ratio

25.8

Old Age Dependency Ratio

36.9

Child Dependency Ratio

Buchanan County, Missouri Sex Ratio

Female

43,829

49.55%

Male

44,631

50.45%

Buchanan County, Missouri Population by Age

Buchanan County, Missouri Renter vs Owner Occupied by Household Type

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Buchanan County, Missouri Household Types

Type Owner Renter
Female43.6%56.4%
Non Family47.4%52.6%
All62.4%37.6%
Male62.7%37.3%
Married81.1%18.9%

62.4%

Rate of Home Ownership

Buchanan County, Missouri Households and Families

Type Count Average Size Owned
All33,5012.5262.4
Married14,6803.1681.1
Non Family12,9791.2847.4
Female4,3473.6943.6
Male1,4953.5562.7

3.16

Average Family Size

2.52

Average Household Size

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Buchanan County, Missouri Households by Type

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Education Attained Count Percentage
Less Than 9th Grade2,5094.15%
9th to 12th Grade4,5547.54%
High School Graduate22,80037.76%
Some College13,90723.03%
Associates Degree3,8746.42%
Bachelors Degree8,52814.12%
Graduate Degree4,2176.98%
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Buchanan County, Missouri Educational Attainment by Sex (over 25)

Buchanan County, Missouri Educational Attainment by Race

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Race Total High School Bachelors
White52,07347,01511,515
Black3,3102,736290
Hispanic3,0782,090568
2+ Races1,064933251
Other Race1,00051511
Asian640382205
Native American31828224
Islander26817116

The highest rate of high school graduation is among white people with a rate of 90.29%.

The highest rate of bachelors degrees is among asian people with a rate of 32.03%.

Buchanan County, Missouri Educational Attainment by Race

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Name Average Male Female
Overall$34,257$39,279$28,940
Less Than 9th Grade$21,183$21,042$21,276
High School Graduate$31,172$37,266$23,947
Some College$33,076$41,163$27,082
Bachelors Degree$43,806$49,490$40,057
Graduate Degree$57,508$63,424$52,357

$34,257

Average Earnings

$39,279

Average Male

$28,940

Average Female

Buchanan County, Missouri Earnings by Educational Attainment

Buchanan County, Missouri Language by Age

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Buchanan County, Missouri Language

93.76% of Buchanan County, Missouri residents speak only English, while 6.24% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.95% of the population.

Buchanan County, Missouri Language

Buchanan County, Missouri Poverty by Race

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Name Total In Poverty Poverty Rate
White70,55510,29614.59%
Black3,8931,48938.25%
Hispanic5,6141,17020.84%
Multiple3,2711,13034.55%
Islander41135385.89%
Asian93016918.17%
Other1,41916711.77%
Native39810125.38%

17.22%

Overall Poverty Rate

15.46%

Male Poverty Rate

18.95%

Female Poverty Rate

Poverty in Buchanan County, Missouri

The race most likely to be in poverty in Buchanan County, Missouri is Islander, with 85.89% below the poverty level.

The race least likely to be in poverty in Buchanan County, Missouri is Other, with 11.77% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.17%. Among those working part-time, it was 21.91%, and for those that did not work, the poverty rate was 23.67%.

Buchanan County, Missouri Poverty

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Name Poverty
Less Than 9th Grade26.48%
High School14.64%
Some College13.31%
Bachelors or Greater4.59%

Buchanan County, Missouri Poverty Rate by Education

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Rate Poverty
Female Unemployed30.45%
Male Unemployed30.04%
Female Employed10.30%
Male Employed8.16%

Buchanan County, Missouri Poverty Rate by Employment Status and Sex

Buchanan County, Missouri Income by Household Type

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Name Median Mean
Households$51,916$66,099
Families$63,626$79,344
Married Families$75,611$93,476
Non Families$30,886$40,754
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Income by Household Type

Buchanan County, Missouri Marital Status

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Marriage Rates

44.7%

Overall Marriage Rate

44.8%

Male Marriage Rate

44.5%

Female Marriage Rate

Buchanan County, Missouri Married by Age and Sex

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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

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Buchanan County, Missouri Marital Status

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6,167

Number of Veterans

5,842

Male Veterans

325

Female Veterans

War Veterans
Vietnam2,290
First Gulf War1,514
Second Gulf War1,091
Korea627
World War II198

Buchanan County, Missouri Veterans by War

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Age Group Veterans
65 to 741,501
35 to 541,461
55 to 641,375
75+1,236
18 to 34594

Buchanan County, Missouri Veterans by Age

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Name Veterans % of Total
White5,7419.50%
Black2506.78%
Hispanic2035.38%
Native American9323.31%
2+ Races593.80%
Asian111.30%
Other Race90.78%
Islander41.49%

Buchanan County, Missouri Veterans by Race

Buchanan County, Missouri Veterans by Education

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7.60%

Veteran Poverty Rate

29.73%

Veteran Disability Rate

Buchanan County, Missouri Veterans by Education

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61.3%

Labor Force Participation

58.4%

Employment Rate

4.6%

Unemployment Rate

Buchanan County, Missouri Employment by Age

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Buchanan County, Missouri Employment by Race

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Buchanan County, Missouri Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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71.28%

Born in Buchanan County, Missouri

95.98%

Native Born

4.02%

Foreign Born

2.64%

Non Citizen

1.38%

Naturalized

Place of Birth

95.98% of Buchanan County, Missouri residents were born in the United States, with 71.28% having been born in Missouri. 2.64% 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

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources