Benton County, Iowa Population 2022

Benton County, Iowa's estimated population is 25,705 with a growth rate of 0.08% in the past year according to the most recent United States census data. Benton County, Iowa is the 25th largest county in Iowa. The 2010 Population was 26,046 and has seen a growth of -1.31% since this time.

Note: 2021 and 2022 data is projected
Year Population Growth Annual Growth Rate
18506720.00%
18608,4967,8241164.29%
187022,45413,958164.29%
188024,8882,43410.84%
189024,178-710-2.85%
190025,1779994.13%
191023,156-2,021-8.03%
192024,0809243.99%
193022,851-1,229-5.10%
194022,879280.12%
195022,656-223-0.97%
196023,4227663.38%
197022,885-537-2.29%
198023,6497643.34%
199022,429-1,220-5.16%
201026,0463,61716.13%
201126,078320.12%
201225,830-248-0.95%
201325,699-131-0.51%
201425,623-76-0.30%
201525,608-15-0.06%
201625,644360.14%
201725,656120.05%
201825,625-31-0.12%
201925,645200.08%
202025,665200.08%
202125,685200.08%
202225,705200.08%
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Benton County, Iowa Population Growth

Population by Race

Race Population Percentage
White24,65196.45%
Black or African American940.37%
American Indian and Alaska Native400.16%
Asian1000.39%
Some Other Race1860.73%
Two or More Races4871.91%
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Benton County, Iowa Population by Race

Benton County, Iowa Population Pyramid 2022

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Benton County, Iowa Median Age

43.1


Total

41.8


Male

44.3


Female

Benton County, Iowa Adults

There are 19,587 adults, (4,697 of whom are seniors) in Benton County, Iowa.

Benton County, Iowa Age Dependency

Age Dependency Ratio

31.5

Old Age Dependency Ratio

40.1

Child Dependency Ratio

Benton County, Iowa Sex Ratio

Female

12,798

50.07%

Male

12,760

49.93%

Benton County, Iowa Population by Age

Benton County, Iowa Renter vs Owner Occupied by Household Type

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Benton County, Iowa Household Types

Type Owner Renter
Married92.3%7.7%
All81.8%18.2%
Male73.7%26.3%
Female69.2%30.8%
Non Family65.7%34.3%

81.8%

Rate of Home Ownership

Benton County, Iowa Households and Families

Type Count Average Size Owned
All10,3062.4581.8
Married6,0112.9292.3
Male4333.2373.7
Female8173.269.2
Non Family3,0451.265.7

2.87

Average Family Size

2.45

Average Household Size

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Benton County, Iowa Households by Type

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Education Attained Count Percentage
Less Than 9th Grade2741.54%
9th to 12th Grade6663.75%
High School Graduate6,79738.25%
Some College3,78721.31%
Associates Degree2,61314.71%
Bachelors Degree2,52214.19%
Graduate Degree1,1096.24%
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Benton County, Iowa Educational Attainment by Sex (over 25)

Benton County, Iowa Educational Attainment by Race

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Race Total High School Bachelors
Asian838273
Native American353521
Hispanic22719649
Black39348
White17,17416,2733,447
Other Race734913
2+ Races19319124

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

The highest rate of bachelors degrees is among asian people with a rate of 87.95%.

Benton County, Iowa Educational Attainment by Race

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Name Average Male Female
Overall$43,832$51,480$35,731
Less Than 9th Grade$26,190$27,117$11,638
High School Graduate$38,497$46,498$30,411
Some College$40,050$51,974$34,550
Bachelors Degree$56,593$68,676$50,784
Graduate Degree$70,982$79,107$63,482

$43,832

Average Earnings

$51,480

Average Male

$35,731

Average Female

Benton County, Iowa Earnings by Educational Attainment

Benton County, Iowa Language by Age

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Benton County, Iowa Language

97.36% of Benton County, Iowa residents speak only English, while 2.64% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.38% of the population.

Benton County, Iowa Language

Benton County, Iowa Poverty by Race

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Name Total In Poverty Poverty Rate
Black853237.65%
Native401025.00%
White24,0172,1288.86%
OtherNaN%
Multiple464326.90%
Hispanic391184.60%

8.80%

Overall Poverty Rate

6.45%

Male Poverty Rate

11.14%

Female Poverty Rate

Poverty in Benton County, Iowa

The race most likely to be in poverty in Benton County, Iowa is Black, with 37.65% below the poverty level.

The race least likely to be in poverty in Benton County, Iowa is Hispanic, with 4.60% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.74%. Among those working part-time, it was 10.52%, and for those that did not work, the poverty rate was 21.77%.

Benton County, Iowa Poverty

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Name Poverty
Less Than 9th Grade15.56%
High School11.84%
Some College6.81%
Bachelors or Greater4.04%

Benton County, Iowa Poverty Rate by Education

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Rate Poverty
Male Employed3.19%
Male Unemployed21.97%
Female Employed4.98%
Female Unemployed15.93%

Benton County, Iowa Poverty Rate by Employment Status and Sex

Benton County, Iowa Income by Household Type

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Name Median Mean
Households$66,046$78,258
Families$80,425$91,870
Married Families$90,093-
Non Families$32,790$42,142
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Income by Household Type

Benton County, Iowa Marital Status

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Marriage Rates

58.7%

Overall Marriage Rate

59.7%

Male Marriage Rate

57.8%

Female Marriage Rate

Benton County, Iowa Married by Age and Sex

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Benton County, Iowa Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 55-64.

Benton County, Iowa Marital Status by Race

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Benton County, Iowa Marital Status

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1,776

Number of Veterans

Male Veterans

Female Veterans

War Veterans
Second Gulf War203
First Gulf War298
Vietnam618
Korea154
World War II39

Benton County, Iowa Veterans by War

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Age Group Veterans
18 to 3459
35 to 54363
55 to 64438
65 to 74467
75+449

Benton County, Iowa Veterans by Age

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Name Veterans % of Total
White1,7669.26%
Native American1028.57%
Hispanic6827.53%

Benton County, Iowa Veterans by Race

Benton County, Iowa Veterans by Education

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9.08%

Veteran Poverty Rate

20.81%

Veteran Disability Rate

Benton County, Iowa Veterans by Education

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67.9%

Labor Force Participation

66.4%

Employment Rate

2.3%

Unemployment Rate

Benton County, Iowa Employment by Age

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Benton County, Iowa Employment by Race

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Benton 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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84.81%

Born in Benton County, Iowa

99.23%

Native Born

0.77%

Foreign Born

0.35%

Non Citizen

0.42%

Naturalized

Place of Birth

99.23% of Benton County, Iowa residents were born in the United States, with 84.81% having been born in Iowa. 0.35% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Benton 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