Black Hawk County, Iowa Population 2021

Black Hawk County, Iowa's estimated population is 130,238 with a growth rate of -0.38% in the past year according to the most recent United States census data. Black Hawk County, Iowa is the 6th largest county inIowa. The 2010 Population was 131,162 and has seen a growth of -0.70% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
2021130,238-495-0.38%
2020130,733-495-0.38%
2019131,228-495-0.38%
2018131,723-515-0.39%
2017132,238-839-0.63%
2016133,077-624-0.47%
2015133,7013110.23%
2014133,3904570.34%
2013132,9331,0550.80%
2012131,8782940.22%
2011131,5844220.32%
2010131,1627,3645.95%
1990123,798-14,163-10.27%
1980137,9615,0453.80%
1970132,91610,4348.52%
1960122,48222,03421.94%
1950100,44820,50225.64%
194079,94610,80015.62%
193069,14612,57622.23%
192056,57011,70526.09%
191044,86512,46638.48%
190032,3998,18033.78%
189024,2193061.28%
188023,9132,20710.17%
187021,70613,462163.29%
18608,2448,1096006.67%
18501350.00%
2021 Growth Rate
-0.38% (-495)
County Website
State
Founded
1843
County Seat
2010 Population
131,162
Growth Since 2010
-0.70% (-924)
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Black Hawk County, Iowa Population Growth

Population by Race

Race Population Percentage
White110,82183.71%
Black or African American12,5349.47%
Asian3,1452.38%
Two or More Races3,0402.30%
Some Other Race1,9441.47%
American Indian and Alaska Native5570.42%
Native Hawaiian and Other Pacific Islander3520.27%
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Black Hawk County, Iowa Population by Race

Black Hawk County, Iowa Population Pyramid $2021

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Black Hawk County, Iowa Median Age

35.2


Total

33.9


Male

36.1


Female

Black Hawk County, Iowa Adults

There are 103,708 adults, (21,138 of whom are seniors) in Black Hawk County, Iowa.

Black Hawk County, Iowa Age Dependency

60.3

Age Dependency Ratio

25.6

Old Age Dependency Ratio

34.7

Child Dependency Ratio

Black Hawk County, Iowa Sex Ratio

Female

67,306

50.84%

Male

65,087

49.16%

Black Hawk County, Iowa Population by Age

Black Hawk County, Iowa Renter vs Owner Occupied by Household Type

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Black Hawk County, Iowa Household Types

Type Owner Renter
Female45.9%54.1%
Non Family49%51%
Male52.6%47.4%
All65.5%34.5%
Married86.2%13.8%

65.5%

Rate of Home Ownership

Black Hawk County, Iowa Households and Families

Type Count Average Size Owned
All52,9052.4165.5
Married23,6423.0786.2
Non Family21,4751.3949
Female5,2713.245.9
Male2,5173.2352.6

3.01

Average Family Size

2.41

Average Household Size

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Black Hawk County, Iowa Households by Type

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Education Attained Count Percentage
Less Than 9th Grade2,6053.11%
9th to 12th Grade4,5995.49%
High School Graduate25,52530.49%
Some College17,35920.74%
Associates Degree9,27011.07%
Bachelors Degree16,17619.32%
Graduate Degree8,1849.78%
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Black Hawk County, Iowa Educational Attainment by Sex (over 25)

Black Hawk County, Iowa Educational Attainment by Race

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Race Total High School Bachelors
White71,35266,60221,355
Black6,8695,7031,270
Hispanic2,5931,850514
Asian1,7621,3871,016
Other Race963587107
2+ Races705635183
Native American25219316
Islander21014936

The highest rate of high school graduation is among white people with a rate of 93.34%.

The highest rate of bachelors degrees is among asian people with a rate of 57.66%.

Black Hawk County, Iowa Educational Attainment by Race

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Name Average Male Female
Overall$38,020$43,803$32,331
Less Than 9th Grade$28,074$30,060$23,790
High School Graduate$31,588$37,287$24,880
Some College$35,634$43,421$30,047
Bachelors Degree$46,609$53,304$42,126
Graduate Degree$68,400$82,891$61,563

$38,020

Average Earnings

$43,803

Average Male

$32,331

Average Female

Black Hawk County, Iowa Earnings by Educational Attainment

Black Hawk County, Iowa Language by Age

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Black Hawk County, Iowa Language

90.75% of Black Hawk County, Iowa residents speak only English, while 9.25% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 4.10% of the population.

Black Hawk County, Iowa Language

Black Hawk County, Iowa Poverty by Race

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Name Total In Poverty Poverty Rate
White103,08513,47713.07%
Black12,2094,11333.69%
Hispanic5,6331,53727.29%
Multiple2,82463622.52%
Other1,94437719.39%
Asian3,0302739.01%
Islander35212535.51%
Native5478515.54%

15.81%

Overall Poverty Rate

13.42%

Male Poverty Rate

18.15%

Female Poverty Rate

Poverty in Black Hawk County, Iowa

The race most likely to be in poverty in Black Hawk County, Iowa is Islander, with 35.51% below the poverty level.

The race least likely to be in poverty in Black Hawk County, Iowa is Asian, with 9.01% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.69%. Among those working part-time, it was 27.58%, and for those that did not work, the poverty rate was 20.93%.

Black Hawk County, Iowa Poverty

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Name Poverty
Less Than 9th Grade25.04%
High School12.02%
Some College10.12%
Bachelors or Greater3.82%

Black Hawk County, Iowa Poverty Rate by Education

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Rate Poverty
Female Unemployed51.01%
Male Unemployed34.94%
Female Employed15.08%
Male Employed7.74%

Black Hawk County, Iowa Poverty Rate by Employment Status and Sex

Black Hawk County, Iowa Income by Household Type

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Name Median Mean
Households$53,539$74,486
Families$72,400$92,115
Married Families$87,397$107,626
Non Families$33,261$45,641
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Income by Household Type

Black Hawk County, Iowa Marital Status

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Marriage Rates

45.9%

Overall Marriage Rate

47.1%

Male Marriage Rate

44.7%

Female Marriage Rate

Black Hawk County, Iowa Married by Age and Sex

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Black Hawk 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 45-54.

Black Hawk County, Iowa Marital Status by Race

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Black Hawk County, Iowa Marital Status

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7,589

Number of Veterans

6,965

Male Veterans

624

Female Veterans

War Veterans
Vietnam3,022
First Gulf War1,187
Second Gulf War1,045
Korea636
World War II384

Black Hawk County, Iowa Veterans by War

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Age Group Veterans
65 to 742,311
75+1,968
55 to 641,369
35 to 541,327
18 to 34614

Black Hawk County, Iowa Veterans by Age

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Name Veterans % of Total
White6,9307.72%
Black5045.88%
Hispanic1113.15%
2+ Races846.66%
Other Race292.22%
Islander2812.50%
Native American82.53%
Asian60.28%

Black Hawk County, Iowa Veterans by Race

Black Hawk County, Iowa Veterans by Education

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8.29%

Veteran Poverty Rate

28.60%

Veteran Disability Rate

Black Hawk County, Iowa Veterans by Education

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67.8%

Labor Force Participation

64.8%

Employment Rate

4.4%

Unemployment Rate

Black Hawk County, Iowa Employment by Age

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Black Hawk County, Iowa Employment by Race

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Black Hawk 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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74.37%

Born in Black Hawk County, Iowa

93.60%

Native Born

6.40%

Foreign Born

3.73%

Non Citizen

2.68%

Naturalized

Place of Birth

93.60% of Black Hawk County, Iowa residents were born in the United States, with 74.37% having been born in Iowa. 3.73% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Black Hawk 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