Black Hawk County, Iowa Population 2024

130,890

Black Hawk County, Iowa's estimated 2024 population is 130,890 with a growth rate of 0.32% in the past year according to the most recent United States census data. Black Hawk County, Iowa is the 5th largest county in Iowa. The 2010 population was 131,164 and has seen a growth of -0.21% since that time.

Note: data after 2022 is projected based on recent change

35 Rows

Year
Population
Growth
Change
2029132,9854190.32%
2028132,5664190.32%
2027132,1474190.32%
2026131,7284190.32%
2025131,3094190.32%
2024130,8904190.32%
2023130,4714190.32%
2022130,052-524-0.4%
2021130,576-468-0.36%
2020131,044-45-0.03%
2019131,089-680-0.52%
2018131,769-509-0.38%
2017132,278-866-0.65%
2016133,144-620-0.46%
2015133,7643310.25%
2014133,4334670.35%
2013132,9661,0620.81%
2012131,9043060.23%
2011131,5984340.33%
2010131,16400%
1990123,798-14,163-10.27%
1980137,9615,0453.8%
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%
1850135-132,850-99.9%
2024 Growth Rate
0.32% (419)
County Website
Black Hawk County
State
Iowa
County Seat
Waterloo
2020 Population
131,044
Area
566 mi²
Density
231 people/mi²
Growth Since 2020
-0.12% (-154)
Founded
1843

Population by Race

Race
Population
Percentage (of total)
White106,81881.51%
Black or African American12,8009.77%
Two or more races4,8903.73%
Asian3,4582.64%
Other race2,0161.54%
Native Hawaiian or Pacific Islander6160.47%
Native American4430.34%

White

Black or African American

Two or more races

Asian

Other race

Native Hawaiian or Pacific Islander

Native American

Black Hawk County, Iowa Population by Race

Black Hawk County, Iowa Population Pyramid 2024

Black Hawk County, Iowa Median Age

35.5

Total

34.9

Male

36

Female

Black Hawk County, Iowa Adults

There are 102,656 adults, (22,443 of whom are seniors) in Black Hawk County, Iowa.

Black Hawk County, Iowa Age Dependency

63.4

Age Dependency Ratio

28

Old Age Dependency Ratio

35.4

Child Dependency Ratio

Black Hawk County, Iowa Sex Ratio

Female66,40950.68%
Male64,63249.32%

Black Hawk County, Iowa Population by Age

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

Household Type
Count
Average Size
Owner
Renter
All53,6912.3665.334.7
Married23,3232.9987.812.2
Non Family22,4131.3647.952.1
Female5,5263.3347.752.3
Male2,4293.2549.450.6

2.96

Average Family Size

2.36

Average Household Size

65.3%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Black Hawk County, Iowa Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade3,7914.57%
Associates Degree9,80711.82%
Bachelors Degree16,14319.46%
Graduate Degree8,72010.51%
High School Graduate25,03630.18%
Less Than 9th Grade2,0982.53%
Some College17,35620.92%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Black Hawk County, Iowa Educational Attainment by Sex (over 25)

Black Hawk County, Iowa Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White69,57666,08422,092
Black6,8735,782985
Hispanic2,8382,140586
2+ Races1,9651,658430
Asian1,8491,570948
Other Race901583106
Islander26420413
Native American2071618

The highest rate of high school graduation is among white people with a rate of 94.98%.

The highest rate of bachelors degrees is among asian people with a rate of 51.27%.

Black Hawk County, Iowa Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$56,354$70,190$49,328
Graduate Degree$72,371$82,803$68,940
High School Graduate$35,365$40,929$29,752
Less Than 9th Grade$33,150$35,365$26,365
Overall$45,015$52,125$38,790
Some College$42,105$52,531$35,369

$45,015

Average Earnings

$52,125

Average Male

$38,790

Average Female

Black Hawk County, Iowa Earnings by Educational Attainment

Black Hawk County, Iowa Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Black Hawk County, Iowa Language

91.13% of Black Hawk County, Iowa residents speak only English, while 8.87% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 3.65% of the population.

Black Hawk County, Iowa Language

Black Hawk County, Iowa Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White99,97313,20813.21%
Black12,5023,96831.74%
Hispanic6,0871,37722.62%
Multiple4,70368814.63%
Other1,99645923%
Asian3,29041912.74%
Islander61625942.05%
Native44310824.38%

15.7%

Overall Poverty Rate

13.21%

Male Poverty Rate

18.16%

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 42.05% below the poverty level.

The race least likely to be in poverty in Black Hawk County, Iowa is Asian, with 12.74% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.18%. Among those working part-time, it was 26.67%, and for those that did not work, the poverty rate was 21.3%.

Black Hawk County, Iowa Poverty

rate

Rate
Poverty
Less Than 9th Grade25.87%
High School14.48%
Some College10.1%
Bachelors or Greater2.64%

Black Hawk County, Iowa Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed29.84%
Male Unemployed29.18%
Female Employed14.77%
Male Employed8.15%

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

Black Hawk County, Iowa Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$83,292$106,700
Households$62,329$85,130
Married Families$101,167$124,010
Non Families$38,676$50,905

mean

median

Income by Household Type

Black Hawk County, Iowa Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

45.2%

Overall Marriage Rate

46.6%

Male Marriage Rate

43.8%

Female Marriage Rate

Black Hawk County, Iowa Married by Age and Sex

male

female

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

Married

Widowed

Divorced

Separated

NeverMarried

Black Hawk County, Iowa Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

6,288

Number of Veterans

5,686

Male Veterans

602

Female Veterans

War
Veterans
Vietnam2,477
First Gulf War1,168
Second Gulf War1,114
Korea407
World War II130

Black Hawk County, Iowa Veterans by War

count

Age Group
Veterans
65 to 741,731
75+1,648
35 to 541,208
55 to 641,163
18 to 34538

Black Hawk County, Iowa Veterans by Age

count

Name
Veterans
% of Total
White5,6900.06539403063980416
Black4410.0511482254697286
Hispanic1880.048767833981841764
Other Race880.07599309153713299
2+ Races620.022920517560073937
Asian70.0029069767441860465

Black Hawk County, Iowa Veterans by Race

Black Hawk County, Iowa Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

7.26%

Veteran Poverty Rate

33.07%

Veteran Disability Rate

Black Hawk County, Iowa Veterans by Education

LaborForceParticipation

66.5%

Labor Force Participation

63%

Employment Rate

5.2%

Unemployment Rate

Black Hawk County, Iowa Employment by Age

LaborForceParticipation

Black Hawk County, Iowa Employment by Race

LaborForceParticipation

Black Hawk County, Iowa 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

73.65%

Born in Black Hawk County, Iowa

93.56%

Native Born

6.44%

Foreign Born

3.51%

Non Citizen

2.93%

Naturalized

Place of Birth

93.56% of Black Hawk County, Iowa residents were born in the United States, with 73.65% having been born in Iowa. 3.51% 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

Sources