Clayton County, Iowa Population 2018

Clayton County, Iowa's estimated population is 17,637 with a growth rate of -0.55% in the past year according to the most recent United States census data. Clayton County, Iowa is the 40th largest county in Iowa.

Year Population Growth Growth Rate
201717,637-98-0.55%
201617,735880.50%
201617,647-68-0.38%
201517,715-48-0.27%
201417,763-29-0.16%
201317,792-156-0.87%
201217,948-70-0.39%
201118,018-63-0.35%
201018,081-973-5.11%
199019,054-2,044-9.69%
198021,0984922.39%
197020,606-1,356-6.17%
196021,962-560-2.49%
195022,522-1,812-7.45%
194024,334-225-0.92%
193024,559-473-1.89%
192025,032-544-2.13%
191025,576-2,174-7.83%
190027,7501,0173.80%
189026,733-2,096-7.27%
188028,8291,0583.81%
187027,7717,04333.98%
186020,72816,855435.19%
18503,8732,772251.77%
18401,1010.00%

Clayton County, Iowa Population Growth

Population Data via

Population by Race

Race Population
White17,377
Two or More Races128
Black or African American110
Asian80
American Indian and Alaska Native40

Race Data via US Census (2016 ACS 5-Year Survey)

Clayton County, Iowa Population Pyramid 2018

0%2%4%6%8% Male Population0%2%4%6%8% Female Population80757065605550454035302520151050

Data via US Census (2016 ACS 5-Year Survey): Table S0101

Clayton County, Iowa Median Age

45.9


Total

45.1


Male

47.4


Female

Clayton County, Iowa Adults

There are 13,816 adults, (3,724 of which are seniors) in Clayton County, Iowa.

Clayton County, Iowa Age Dependency

75.6

Age Dependency Ratio

36.8

Old Age Dependency Ratio

38.7

Child Dependency Ratio

Clayton County, Iowa Sex Ratio

Female

8,860

49.96%

Male

8,875

50.04%

Clayton County, Iowa Households and Families

Clayton County, Iowa Renter vs Owner Occupied by Household Type

Clayton County, Iowa Household Types

Type Owner Renter
Married88.4%11.6%
All76%24%
Male72.1%27.9%
Non Family63.8%36.2%
Female50.4%49.6%

76.0%

Rate of Home Ownership

Clayton County, Iowa Households by Type

Type Count Average Size Owned
All7,6222.2876
Married3,9742.8988.4
Non Family2,7351.1963.8
Female5832.9750.4
Male3302.7772.1

2.84

Average Family Size

2.28

Average Household Size

6.3%

Unmarried (Opposite Sex)

0.1%

Unmarried (Same Sex)

Clayton County, Iowa Households

Clayton County, Iowa Education

Clayton County, Iowa Educational Attainment by Sex (over 25)

Education Attained Count Percentage
Less Than 9th Grade4993.96%
9th to 12th Grade6395.07%
High School Graduate5,62944.70%
Some College2,69621.41%
Associates Degree1,2039.55%
Bachelors Degree1,40211.13%
Graduate Degree5264.18%

Clayton County, Iowa Educational Attainment by Race

Name Total High School Bachelors
White12,24011,2181,895
Hispanic167110
Asian665832
Black63331
Multiple Races5437
Native American1410

The highest rate of high school graduation is among white people with a rate of 91.65%.

The highest rate of bachelors degrees is among white people with a rate of 48.48%.

Clayton County, Iowa Earnings by Educational Attainment

Name Average Male Female
Overall$32,006$40,798$24,305
Less Than High School$25,500$30,882$16,111
High School Grad$27,913$37,894$20,177
Some College$34,233$41,651$27,199
Bachelors Degree$36,298$51,799$26,328
Graduate Degree$56,731$64,632$51,910

$32,006

Average Earnings

$40,798

Average Male

$24,305

Average Female

Clayton County, Iowa Language

Clayton County, Iowa Language by Age

Clayton County, Iowa Language

96.62% of Clayton County, Iowa residents speak only English, while 3.38% speak other languages. The largest non-English language is OtherIndoEuro, which is spoken by 1.51% of the population.

Clayton County, Iowa Poverty

Clayton County, Iowa Poverty by Race

Name Total In Poverty Poverty Rate
White16,8361,6459.77%
Hispanic29514448.81%
Black954446.32%
Multiple12864.69%
Asian8022.50%

10.55%

Overall Poverty Rate

9.40%

Male Poverty Rate

11.71%

Female Poverty Rate

Poverty in Clayton County, Iowa

The race most likely to be in poverty in Clayton County, Iowa is Hispanic, with 48.81% below the poverty level.

The race least likely to be in poverty in Clayton County, Iowa is Asian, with 2.50% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.86%. Among those working part-time, it was 12.60%, and for those that did not work, the poverty rate was 18.54%.

Clayton County, Iowa Poverty Rate by Education

Name Poverty
Less Than High School17.67%
High School10.34%
Some College7.20%
Bachelors or Greater4.45%

Clayton County, Iowa Poverty Rate by Employment Status and Sex

Name Poverty
Female Unemployed35.88%
Male Unemployed8.71%
Female Employed6.05%
Male Employed3.78%

Clayton County, Iowa Income

Clayton County, Iowa Income by Household Type

Name Median Mean
Households$48,482$61,972
Families$61,412$75,291
Married Families$69,229$
Non Families$27,922$36,771

Clayton County, Iowa Marital Status

Clayton County, Iowa Marital Status

Marriage Rates

56.6%

Overall Marriage Rate

57.4%

Male Marriage Rate

55.7%

Female Marriage Rate

Clayton County, Iowa Married by Age and Sex

Clayton County, Iowa Marriage

The age group where males are most likely to be married is 55To64, while the female age group most likely to be married is 45To54.

Clayton County, Iowa Marital Status by Race

Clayton County, Iowa Veterans

Clayton County, Iowa Veterans by War

1,424

Number of Veterans

1,324

Male Veterans

100

Female Veterans

Name Veterans
Vietnam602
Korea193
Second Gulf War144
First Gulf War126
World War II56

Clayton County, Iowa Veterans by Age

Name Veterans
65 to 74425
75+385
35 to 54291
55 to 64236
18 to 3487

Clayton County, Iowa Veterans by Race

Name Veterans % of Total
White1,42010.45%
Hispanic2312.43%
2 or More23.33%
Black22.47%

Clayton County, Iowa Veterans by Education

7.09%

Veteran Poverty Rate

25.29%

Veteran Disability Rate

Clayton County, Iowa Employment Status

Clayton County, Iowa Employment by Age

65.6%

Labor Force Participation

63%

Employment Rate

4%

Unemployment Rate

Clayton County, Iowa Employment by Race

Clayton County, Iowa Employment by Education

Population of Cities in Clayton County, Iowa

City 2010 Census 2016 Estimated Growth Growth Rate
Postville 22272116-111-4.98%
Guttenberg19191840-79-4.12%
Monona15491493-56-3.62%
Strawberry Point12791227-52-4.07%
Elkader12731213-60-4.71%
Edgewood 866861-5-0.58%
McGregor871842-29-3.33%
Garnavillo745723-22-2.95%
Marquette462453-9-1.95%
Luana269280114.09%
Farmersburg302277-25-8.28%
Volga208201-7-3.37%
North Buena Vista121116-5-4.13%
St. Olaf108104-4-3.70%
Garber8885-3-3.41%
Osterdock5957-2-3.39%
Clayton4342-1-2.33%
Elkport373812.70%
Data Sources
  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