Iowa County, Iowa Population 2021

Iowa County, Iowa's estimated population is 16,242 with a growth rate of 0.18% in the past year according to the most recent United States census data. Iowa County, Iowa is the 48th largest county inIowa. The 2010 Population was 16,335 and has seen a growth of -0.57% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
202116,242290.18%
202016,213290.18%
201916,184290.18%
201816,155220.14%
201716,133-59-0.36%
201616,192-90-0.55%
201516,282-35-0.21%
201416,317360.22%
201316,2811010.62%
201216,180-143-0.88%
201116,323-12-0.07%
201016,3351,70511.65%
199014,630-799-5.18%
198015,429100.06%
197015,419-977-5.96%
196016,3965613.54%
195015,835-1,181-6.94%
194017,016-316-1.82%
193017,332-1,268-6.82%
192018,6001911.04%
191018,409-1,135-5.81%
190019,5441,2746.97%
189018,270-951-4.95%
188019,2212,57715.48%
187016,6448,615107.30%
18608,0297,207876.76%
18508220.00%
2021 Growth Rate
0.18% (29)
County Website
State
Founded
1843
County Seat
2010 Population
16,335
Growth Since 2010
-0.57% (-93)
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Iowa County, Iowa Population Growth

Population by Race

Race Population Percentage
White15,66496.76%
Two or More Races2031.25%
Black or African American1510.93%
Asian800.49%
Some Other Race770.48%
American Indian and Alaska Native140.09%
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Iowa County, Iowa Population by Race

Iowa County, Iowa Population Pyramid $2021

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Iowa County, Iowa Median Age

41.7


Total

40.5


Male

42.9


Female

Iowa County, Iowa Adults

There are 12,469 adults, (2,984 of whom are seniors) in Iowa County, Iowa.

Iowa County, Iowa Age Dependency

70.7

Age Dependency Ratio

31.5

Old Age Dependency Ratio

39.2

Child Dependency Ratio

Iowa County, Iowa Sex Ratio

Female

8,169

50.46%

Male

8,020

49.54%

Iowa County, Iowa Population by Age

Iowa County, Iowa Renter vs Owner Occupied by Household Type

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Iowa County, Iowa Household Types

Type Owner Renter
Female56.5%43.5%
Non Family63.3%36.7%
All80.4%19.6%
Male88.9%11.1%
Married92.6%7.4%

80.4%

Rate of Home Ownership

Iowa County, Iowa Households and Families

Type Count Average Size Owned
All6,7802.3480.4
Married3,8142.8892.6
Non Family2,1461.263.3
Female5152.8256.5
Male3052.7388.9

2.78

Average Family Size

2.34

Average Household Size

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Iowa County, Iowa Households by Type

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Education Attained Count Percentage
Less Than 9th Grade2392.12%
9th to 12th Grade4584.06%
High School Graduate4,18837.14%
Some College2,75524.43%
Associates Degree1,51213.41%
Bachelors Degree1,62114.38%
Graduate Degree5034.46%
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Iowa County, Iowa Educational Attainment by Sex (over 25)

Iowa County, Iowa Educational Attainment by Race

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Race Total High School Bachelors
White10,81610,1712,063
Hispanic23818911
Black125114
Asian807750
Other Race284
2+ Races2020
Native American1414

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 62.50%.

Iowa County, Iowa Educational Attainment by Race

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Name Average Male Female
Overall$40,431$48,560$32,392
Less Than 9th Grade$35,197$40,326$17,031
High School Graduate$35,392$38,923$26,954
Some College$41,408$52,689$32,142
Bachelors Degree$53,378$65,179$45,978
Graduate Degree$67,984$71,176$64,375

$40,431

Average Earnings

$48,560

Average Male

$32,392

Average Female

Iowa County, Iowa Earnings by Educational Attainment

Iowa County, Iowa Language by Age

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Iowa County, Iowa Language

96.91% of Iowa County, Iowa residents speak only English, while 3.09% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.42% of the population.

Iowa County, Iowa Language

Iowa County, Iowa Poverty by Race

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Name Total In Poverty Poverty Rate
White15,0981,1287.47%
Hispanic45721947.92%
Multiple1897941.80%
Other765268.42%
Black1453826.21%

8.74%

Overall Poverty Rate

7.91%

Male Poverty Rate

9.57%

Female Poverty Rate

Poverty in Iowa County, Iowa

The race most likely to be in poverty in Iowa County, Iowa is Other, with 68.42% below the poverty level.

The race least likely to be in poverty in Iowa County, Iowa is White, with 7.47% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.25%. Among those working part-time, it was 12.15%, and for those that did not work, the poverty rate was 15.47%.

Iowa County, Iowa Poverty

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Name Poverty
Less Than 9th Grade15.46%
Some College7.28%
High School5.79%
Bachelors or Greater4.99%

Iowa County, Iowa Poverty Rate by Education

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Rate Poverty
Female Unemployed63.48%
Male Unemployed7.75%
Female Employed5.46%
Male Employed5.03%

Iowa County, Iowa Poverty Rate by Employment Status and Sex

Iowa County, Iowa Income by Household Type

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Name Median Mean
Households$61,443$81,000
Families$72,978$95,044
Married Families$78,364-
Non Families$36,060$46,364
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Income by Household Type

Iowa County, Iowa Marital Status

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Marriage Rates

59.0%

Overall Marriage Rate

59.4%

Male Marriage Rate

58.7%

Female Marriage Rate

Iowa County, Iowa Married by Age and Sex

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Iowa 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.

Iowa County, Iowa Marital Status by Race

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Iowa County, Iowa Marital Status

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959

Number of Veterans

820

Male Veterans

139

Female Veterans

War Veterans
Vietnam305
Second Gulf War173
Korea134
First Gulf War108
World War II54

Iowa County, Iowa Veterans by War

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Age Group Veterans
75+293
65 to 74278
35 to 54140
18 to 34125
55 to 64123

Iowa County, Iowa Veterans by Age

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Iowa County, Iowa Veterans by Race

Iowa County, Iowa Veterans by Education

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2.13%

Veteran Poverty Rate

27.21%

Veteran Disability Rate

Iowa County, Iowa Veterans by Education

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68.3%

Labor Force Participation

66%

Employment Rate

2.9%

Unemployment Rate

Iowa County, Iowa Employment by Age

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Iowa County, Iowa Employment by Race

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Iowa 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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84.04%

Born in Iowa County, Iowa

98.86%

Native Born

1.14%

Foreign Born

0.49%

Non Citizen

0.65%

Naturalized

Place of Birth

98.86% of Iowa County, Iowa residents were born in the United States, with 84.04% having been born in Iowa. 0.49% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Iowa 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