Boone County, Iowa Population 2021

Boone County, Iowa's estimated population is 26,078 with a growth rate of -0.30% in the past year according to the most recent United States census data. Boone County, Iowa is the 24th largest county inIowa. The 2010 Population was 26,271 and has seen a growth of -0.73% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
202126,078-78-0.30%
202026,156-78-0.30%
201926,234-78-0.30%
201826,312-131-0.50%
201726,443270.10%
201626,416-27-0.10%
201526,4431530.58%
201426,29060.02%
201326,2841480.57%
201226,136-152-0.58%
201126,288170.06%
201026,2711,0854.31%
199025,186-998-3.81%
198026,184-286-1.08%
197026,470-1,567-5.59%
196028,037-102-0.36%
195028,139-1,643-5.52%
194029,7825111.75%
193029,271-621-2.08%
192029,8922,2668.20%
191027,626-574-2.04%
190028,2004,42818.63%
189023,7722,93414.08%
188020,8386,25442.88%
187014,58410,352244.61%
18604,2323,497475.78%
18507350.00%
2021 Growth Rate
-0.30% (-78)
County Website
State
Founded
1846
County Seat
2010 Population
26,271
Growth Since 2010
-0.73% (-193)
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Boone County, Iowa Population Growth

Population by Race

Race Population Percentage
White25,24695.74%
Two or More Races4491.70%
Some Other Race2060.78%
Black or African American1680.64%
Native Hawaiian and Other Pacific Islander1120.42%
American Indian and Alaska Native1070.41%
Asian820.31%
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Boone County, Iowa Population by Race

Boone County, Iowa Population Pyramid $2021

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Boone County, Iowa Median Age

41.8


Total

40.2


Male

43.2


Female

Boone County, Iowa Adults

There are 20,646 adults, (4,665 of whom are seniors) in Boone County, Iowa.

Boone County, Iowa Age Dependency

65

Age Dependency Ratio

29.2

Old Age Dependency Ratio

35.8

Child Dependency Ratio

Boone County, Iowa Sex Ratio

Female

13,167

49.93%

Male

13,203

50.07%

Boone County, Iowa Population by Age

Boone County, Iowa Renter vs Owner Occupied by Household Type

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Boone County, Iowa Household Types

Type Owner Renter
Non Family61.2%38.8%
Male67.2%32.8%
Female76.8%23.2%
All78.1%21.9%
Married89.4%10.6%

78.1%

Rate of Home Ownership

Boone County, Iowa Households and Families

Type Count Average Size Owned
All10,9542.3578.1
Married5,9902.9289.4
Non Family3,6361.1961.2
Female8622.8276.8
Male4663.2367.2

2.86

Average Family Size

2.35

Average Household Size

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Boone County, Iowa Households by Type

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Education Attained Count Percentage
Less Than 9th Grade2681.45%
9th to 12th Grade8604.64%
High School Graduate5,84831.53%
Some College4,22722.79%
Associates Degree2,65214.30%
Bachelors Degree3,35618.10%
Graduate Degree1,3357.20%
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Boone County, Iowa Educational Attainment by Sex (over 25)

Boone County, Iowa Educational Attainment by Race

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Race Total High School Bachelors
White17,95716,9004,541
Hispanic29723023
Black11511531
2+ Races837929
Other Race79748
Asian575718
Native American414113
Islander363636

The highest rate of high school graduation is among black people with a rate of 100.00%.

The highest rate of bachelors degrees is among islander people with a rate of 100.00%.

Boone County, Iowa Educational Attainment by Race

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Name Average Male Female
Overall$40,606$48,294$33,832
Less Than 9th Grade$29,063$40,526$16,442
High School Graduate$34,273$38,445$30,464
Some College$39,673$52,703$31,537
Bachelors Degree$50,849$52,344$49,489
Graduate Degree$57,917$75,417$52,813

$40,606

Average Earnings

$48,294

Average Male

$33,832

Average Female

Boone County, Iowa Earnings by Educational Attainment

Boone County, Iowa Language by Age

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Boone County, Iowa Language

97.44% of Boone County, Iowa residents speak only English, while 2.56% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.04% of the population.

Boone County, Iowa Language

Boone County, Iowa Poverty by Race

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Name Total In Poverty Poverty Rate
White24,5021,8587.58%
Hispanic6727010.42%
Multiple4124811.65%
Other2062713.11%
Black14764.08%

7.61%

Overall Poverty Rate

6.67%

Male Poverty Rate

8.56%

Female Poverty Rate

Poverty in Boone County, Iowa

The race most likely to be in poverty in Boone County, Iowa is Other, with 13.11% below the poverty level.

The race least likely to be in poverty in Boone County, Iowa is Black, with 4.08% 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 8.69%, and for those that did not work, the poverty rate was 18.19%.

Boone County, Iowa Poverty

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Name Poverty
Less Than 9th Grade17.99%
High School8.23%
Some College5.35%
Bachelors or Greater2.52%

Boone County, Iowa Poverty Rate by Education

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Rate Poverty
Male Unemployed31.38%
Female Unemployed8.92%
Female Employed3.57%
Male Employed2.68%

Boone County, Iowa Poverty Rate by Employment Status and Sex

Boone County, Iowa Income by Household Type

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Name Median Mean
Households$64,000$77,650
Families$77,462$92,681
Married Families$85,490-
Non Families$33,383$44,963
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Income by Household Type

Boone County, Iowa Marital Status

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Marriage Rates

57.2%

Overall Marriage Rate

56.7%

Male Marriage Rate

57.7%

Female Marriage Rate

Boone County, Iowa Married by Age and Sex

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Boone County, Iowa 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.

Boone County, Iowa Marital Status by Race

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Boone County, Iowa Marital Status

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1,648

Number of Veterans

1,549

Male Veterans

99

Female Veterans

War Veterans
Vietnam535
First Gulf War379
Second Gulf War352
Korea138
World War II72

Boone County, Iowa Veterans by War

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Age Group Veterans
65 to 74456
35 to 54449
75+391
55 to 64237
18 to 34115

Boone County, Iowa Veterans by Age

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Name Veterans % of Total
White1,6338.21%
Hispanic286.86%
Native American1113.75%
Other Race43.88%

Boone County, Iowa Veterans by Race

Boone County, Iowa Veterans by Education

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2.27%

Veteran Poverty Rate

34.47%

Veteran Disability Rate

Boone County, Iowa Veterans by Education

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67.6%

Labor Force Participation

65.3%

Employment Rate

2.8%

Unemployment Rate

Boone County, Iowa Employment by Age

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Boone County, Iowa Employment by Race

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Boone County, Iowa 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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79.12%

Born in Boone County, Iowa

98.58%

Native Born

1.42%

Foreign Born

0.63%

Non Citizen

0.78%

Naturalized

Place of Birth

98.58% of Boone County, Iowa residents were born in the United States, with 79.12% having been born in Iowa. 0.63% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Boone County, Iowa 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