Winneshiek County, Iowa Population 2021

Winneshiek County, Iowa's estimated population is 19,939 with a growth rate of -0.13% in the past year according to the most recent United States census data. Winneshiek County, Iowa is the 33rd largest county inIowa. The 2010 Population was 21,076 and has seen a growth of -5.39% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
202119,939-26-0.13%
202019,965-26-0.13%
201919,991-26-0.13%
201820,017-112-0.56%
201720,129-298-1.46%
201620,427-318-1.53%
201520,745490.24%
201420,696-144-0.69%
201320,840-201-0.96%
201221,041-10-0.05%
201121,051-25-0.12%
201021,0762291.10%
199020,847-1,029-4.70%
198021,8761180.54%
197021,7581070.49%
196021,651120.06%
195021,639-624-2.80%
194022,2636332.93%
193021,630-461-2.09%
192022,0913621.67%
191021,729-2,002-8.44%
190023,7311,2035.34%
189022,528-1,410-5.89%
188023,9383681.56%
187023,5709,62869.06%
186013,94213,3962453.48%
18505460.00%
2021 Growth Rate
-0.13% (-26)
County Website
State
Founded
1847
County Seat
2010 Population
21,076
Growth Since 2010
-5.39% (-1,137)
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Winneshiek County, Iowa Population Growth

Population by Race

Race Population Percentage
White19,59396.70%
Black or African American3081.52%
Asian1320.65%
Some Other Race1160.57%
Two or More Races1010.50%
American Indian and Alaska Native120.06%
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Winneshiek County, Iowa Population by Race

Winneshiek County, Iowa Population Pyramid $2021

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Winneshiek County, Iowa Median Age

41.5


Total

40.7


Male

42.3


Female

Winneshiek County, Iowa Adults

There are 16,512 adults, (4,057 of whom are seniors) in Winneshiek County, Iowa.

Winneshiek County, Iowa Age Dependency

62.7

Age Dependency Ratio

32.6

Old Age Dependency Ratio

30.1

Child Dependency Ratio

Winneshiek County, Iowa Sex Ratio

Female

10,204

50.36%

Male

10,058

49.64%

Winneshiek County, Iowa Population by Age

Winneshiek County, Iowa Renter vs Owner Occupied by Household Type

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Winneshiek County, Iowa Household Types

Type Owner Renter
Female54.4%45.6%
Non Family64.4%35.6%
Male70.5%29.5%
All79.3%20.7%
Married92.8%7.2%

79.3%

Rate of Home Ownership

Winneshiek County, Iowa Households and Families

Type Count Average Size Owned
All8,2572.1879.3
Married4,4942.7792.8
Non Family2,9081.1864.4
Female5942.6354.4
Male2612.4170.5

2.7

Average Family Size

2.18

Average Household Size

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Winneshiek County, Iowa Households by Type

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Education Attained Count Percentage
Less Than 9th Grade2531.91%
9th to 12th Grade3792.86%
High School Graduate4,38233.03%
Some College2,27217.13%
Associates Degree1,92514.51%
Bachelors Degree2,47018.62%
Graduate Degree1,58411.94%
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Winneshiek County, Iowa Educational Attainment by Sex (over 25)

Winneshiek County, Iowa Educational Attainment by Race

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Race Total High School Bachelors
White12,92012,3023,917
Hispanic14212940
Black767558
Asian737339
Other Race52523
2+ Races4444
Native American1212

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 black people with a rate of 76.32%.

Winneshiek County, Iowa Educational Attainment by Race

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Name Average Male Female
Overall$39,515$44,808$30,698
Less Than 9th Grade$40,403$42,056$
High School Graduate$34,283$40,121$25,173
Some College$38,937$46,595$28,816
Bachelors Degree$40,982$44,399$36,992
Graduate Degree$65,564$74,297$54,750

$39,515

Average Earnings

$44,808

Average Male

$30,698

Average Female

Winneshiek County, Iowa Earnings by Educational Attainment

Winneshiek County, Iowa Language by Age

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Winneshiek County, Iowa Language

96.50% of Winneshiek County, Iowa residents speak only English, while 3.50% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.72% of the population.

Winneshiek County, Iowa Language

Winneshiek County, Iowa Poverty by Race

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Name Total In Poverty Poverty Rate
White17,2811,2927.48%
Hispanic35210630.11%
Asian874248.28%
Multiple813948.15%
Other11676.03%

8.22%

Overall Poverty Rate

5.36%

Male Poverty Rate

11.14%

Female Poverty Rate

Poverty in Winneshiek County, Iowa

The race most likely to be in poverty in Winneshiek County, Iowa is Asian, with 48.28% below the poverty level.

The race least likely to be in poverty in Winneshiek County, Iowa is Other, with 6.03% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.23%. Among those working part-time, it was 14.47%, and for those that did not work, the poverty rate was 10.47%.

Winneshiek County, Iowa Poverty

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Name Poverty
Less Than 9th Grade14.26%
Some College7.88%
High School6.43%
Bachelors or Greater3.17%

Winneshiek County, Iowa Poverty Rate by Education

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Rate Poverty
Female Unemployed26.32%
Female Employed9.61%
Male Employed4.43%
Male Unemployed0.00%

Winneshiek County, Iowa Poverty Rate by Employment Status and Sex

Winneshiek County, Iowa Income by Household Type

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Name Median Mean
Households$65,263$77,597
Families$81,815$93,325
Married Families$89,160-
Non Families$35,033$46,994
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Income by Household Type

Winneshiek County, Iowa Marital Status

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Marriage Rates

53.6%

Overall Marriage Rate

55.9%

Male Marriage Rate

51.4%

Female Marriage Rate

Winneshiek County, Iowa Married by Age and Sex

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Winneshiek 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.

Winneshiek County, Iowa Marital Status by Race

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Winneshiek County, Iowa Marital Status

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1,050

Number of Veterans

1,012

Male Veterans

38

Female Veterans

War Veterans
Vietnam457
Korea157
Second Gulf War121
First Gulf War105
World War II28

Winneshiek County, Iowa Veterans by War

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Age Group Veterans
75+373
65 to 74335
55 to 64138
35 to 54137
18 to 3467

Winneshiek County, Iowa Veterans by Age

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Name Veterans % of Total
White1,0376.48%
Black136.05%

Winneshiek County, Iowa Veterans by Race

Winneshiek County, Iowa Veterans by Education

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5.66%

Veteran Poverty Rate

25.76%

Veteran Disability Rate

Winneshiek County, Iowa Veterans by Education

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70%

Labor Force Participation

68.6%

Employment Rate

2%

Unemployment Rate

Winneshiek County, Iowa Employment by Age

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Winneshiek County, Iowa Employment by Race

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Winneshiek 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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70.44%

Born in Winneshiek County, Iowa

98.09%

Native Born

1.91%

Foreign Born

1.29%

Non Citizen

0.63%

Naturalized

Place of Birth

98.09% of Winneshiek County, Iowa residents were born in the United States, with 70.44% having been born in Iowa. 1.29% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Winneshiek 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