Carroll County, Iowa Population 2021

Carroll County, Iowa's estimated population is 20,189 with a growth rate of 0.06% in the past year according to the most recent United States census data. Carroll County, Iowa is the 32nd largest county inIowa. The 2010 Population was 20,824 and has seen a growth of -3.05% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
202120,189120.06%
202020,177120.06%
201920,165120.06%
201820,153-121-0.60%
201720,274-114-0.56%
201620,388-35-0.17%
201520,423-76-0.37%
201420,499-42-0.20%
201320,541-113-0.55%
201220,654-206-0.99%
201120,860360.17%
201020,824-599-2.80%
199021,423-1,528-6.66%
198022,951390.17%
197022,912-519-2.22%
196023,4313661.59%
195023,0652951.30%
194022,7704441.99%
193022,3267773.61%
192021,5491,4327.12%
191020,117-202-0.99%
190020,3191,4917.92%
189018,8286,47752.44%
188012,3519,900403.92%
18702,4512,170772.24%
18602810.00%
2021 Growth Rate
0.06% (12)
County Website
State
Founded
1851
County Seat
2010 Population
20,824
Growth Since 2010
-3.05% (-635)
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Carroll County, Iowa Population Growth

Population by Race

Race Population Percentage
White19,74797.37%
Some Other Race2511.24%
Two or More Races1470.72%
American Indian and Alaska Native760.37%
Asian410.20%
Black or African American190.09%
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Carroll County, Iowa Population by Race

Carroll County, Iowa Population Pyramid $2021

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Carroll County, Iowa Median Age

42


Total

40.4


Male

43.4


Female

Carroll County, Iowa Adults

There are 15,313 adults, (4,000 of whom are seniors) in Carroll County, Iowa.

Carroll County, Iowa Age Dependency

79.3

Age Dependency Ratio

35.4

Old Age Dependency Ratio

43.9

Child Dependency Ratio

Carroll County, Iowa Sex Ratio

Female

10,276

50.67%

Male

10,005

49.33%

Carroll County, Iowa Population by Age

Carroll County, Iowa Renter vs Owner Occupied by Household Type

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Carroll County, Iowa Household Types

Type Owner Renter
Female51%49%
Non Family56.3%43.7%
Male68.9%31.1%
All75.8%24.2%
Married91.9%8.1%

75.8%

Rate of Home Ownership

Carroll County, Iowa Households and Families

Type Count Average Size Owned
All8,7262.2875.8
Married4,7672.9191.9
Non Family3,0451.1256.3
Female5922.7351
Male3223.0968.9

2.84

Average Family Size

2.28

Average Household Size

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Carroll County, Iowa Households by Type

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Education Attained Count Percentage
Less Than 9th Grade4823.50%
9th to 12th Grade4072.96%
High School Graduate5,04536.66%
Some College3,00721.85%
Associates Degree1,74212.66%
Bachelors Degree2,35417.11%
Graduate Degree7255.27%
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Carroll County, Iowa Educational Attainment by Sex (over 25)

Carroll County, Iowa Educational Attainment by Race

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Race Total High School Bachelors
White13,44212,6383,015
Hispanic23616036
Other Race1125429
2+ Races949417
Asian363012
Native American32294
Black13132

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 asian people with a rate of 33.33%.

Carroll County, Iowa Educational Attainment by Race

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Name Average Male Female
Overall$40,527$50,556$32,335
Less Than 9th Grade$37,958$39,935$10,296
High School Graduate$32,537$40,326$25,553
Some College$38,595$50,181$30,867
Bachelors Degree$52,390$66,172$42,473
Graduate Degree$78,917$83,750$74,375

$40,527

Average Earnings

$50,556

Average Male

$32,335

Average Female

Carroll County, Iowa Earnings by Educational Attainment

Carroll County, Iowa Language by Age

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Carroll County, Iowa Language

97.57% of Carroll County, Iowa residents speak only English, while 2.43% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.09% of the population.

Carroll County, Iowa Language

Carroll County, Iowa Poverty by Race

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Name Total In Poverty Poverty Rate
White19,2841,6168.38%
Hispanic5059118.02%
Other2515521.91%
Multiple14721.36%

8.58%

Overall Poverty Rate

8.36%

Male Poverty Rate

8.79%

Female Poverty Rate

Poverty in Carroll County, Iowa

The race most likely to be in poverty in Carroll County, Iowa is Other, with 21.91% below the poverty level.

The race least likely to be in poverty in Carroll County, Iowa is Multiple, with 1.36% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.36%. Among those working part-time, it was 13.67%, and for those that did not work, the poverty rate was 19.95%.

Carroll County, Iowa Poverty

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Name Poverty
Less Than 9th Grade20.56%
High School10.77%
Some College7.07%
Bachelors or Greater1.93%

Carroll County, Iowa Poverty Rate by Education

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Rate Poverty
Female Unemployed45.12%
Male Unemployed40.29%
Female Employed5.10%
Male Employed3.90%

Carroll County, Iowa Poverty Rate by Employment Status and Sex

Carroll County, Iowa Income by Household Type

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Name Median Mean
Households$59,212$73,480
Families$80,006$90,808
Married Families$86,542-
Non Families$27,209$38,915
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Income by Household Type

Carroll County, Iowa Marital Status

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Marriage Rates

60.0%

Overall Marriage Rate

61.5%

Male Marriage Rate

58.6%

Female Marriage Rate

Carroll County, Iowa Married by Age and Sex

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Carroll County, Iowa Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 55-64.

Carroll County, Iowa Marital Status by Race

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Carroll County, Iowa Marital Status

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1,201

Number of Veterans

1,126

Male Veterans

75

Female Veterans

War Veterans
Vietnam435
First Gulf War179
Korea132
Second Gulf War114
World War II105

Carroll County, Iowa Veterans by War

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Age Group Veterans
75+363
65 to 74358
55 to 64220
35 to 54200
18 to 3460

Carroll County, Iowa Veterans by Age

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Name Veterans % of Total
White1,1647.79%
Hispanic279.18%
Native American2032.79%
2+ Races1515.96%
Black210.53%

Carroll County, Iowa Veterans by Race

Carroll County, Iowa Veterans by Education

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7.44%

Veteran Poverty Rate

29.48%

Veteran Disability Rate

Carroll County, Iowa Veterans by Education

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68.6%

Labor Force Participation

67.1%

Employment Rate

2%

Unemployment Rate

Carroll County, Iowa Employment by Age

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Carroll County, Iowa Employment by Race

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Carroll 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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84.82%

Born in Carroll County, Iowa

98.50%

Native Born

1.50%

Foreign Born

0.79%

Non Citizen

0.71%

Naturalized

Place of Birth

98.50% of Carroll County, Iowa residents were born in the United States, with 84.82% having been born in Iowa. 0.79% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Carroll 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