Clayton County, Iowa Population 2024

16,881

Clayton County, Iowa's estimated 2024 population is 16,881 with a growth rate of -0.52% in the past year according to the most recent United States census data. Clayton County, Iowa is the 42nd largest county in Iowa. The 2010 population was 18,080 and has seen a growth of -6.63% since that time.

Note: data after 2022 is projected based on recent change

36 Rows

Year
Population
Growth
Change
202916,441-88-0.53%
202816,529-88-0.53%
202716,617-88-0.53%
202616,705-88-0.52%
202516,793-88-0.52%
202416,881-88-0.52%
202316,969-88-0.52%
202217,05740.02%
202117,053200.12%
202017,033-464-2.65%
201917,497-18-0.1%
201817,515-132-0.75%
201717,647-10-0.06%
201617,657-69-0.39%
201517,726-45-0.25%
201417,771-22-0.12%
201317,793-154-0.86%
201217,947-72-0.4%
201118,019-61-0.34%
201018,08000%
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%
190027,7501,0173.8%
189026,733-2,096-7.27%
188028,8291,0583.81%
187027,7717,04333.98%
186020,72816,855435.19%
18503,8732,772251.77%
18401,101-15,340-93.3%
2024 Growth Rate
-0.52% (-88)
County Website
Clayton County
State
Iowa
County Seat
Elkader
2020 Population
17,033
Area
778 mi²
Density
22 people/mi²
Growth Since 2020
-0.89% (-152)
Founded
1837

Population by Race

Race
Population
Percentage (of total)
White16,45596.1%
Two or more races4502.63%
Other race760.44%
Black or African American670.39%
Asian610.36%
Native American140.08%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Other race

Black or African American

Asian

Native American

Native Hawaiian or Pacific Islander

Clayton County, Iowa Population by Race

Clayton County, Iowa Population Pyramid 2024

Clayton County, Iowa Median Age

46.9

Total

46.5

Male

47.9

Female

Clayton County, Iowa Adults

There are 13,471 adults, (4,121 of whom are seniors) in Clayton County, Iowa.

Clayton County, Iowa Age Dependency

83.1

Age Dependency Ratio

44.1

Old Age Dependency Ratio

39.1

Child Dependency Ratio

Clayton County, Iowa Sex Ratio

Female8,46049.41%
Male8,66350.59%

Clayton County, Iowa Population by Age

Clayton County, Iowa Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All7,2862.3175.324.7
Married3,6982.989.810.2
Non Family2,8001.2560.439.6
Female4732.9846.353.7
Male3153.881.318.7

2.9

Average Family Size

2.31

Average Household Size

75.3%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Clayton County, Iowa Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade7265.9%
Associates Degree1,33410.84%
Bachelors Degree1,57312.78%
Graduate Degree5404.39%
High School Graduate5,29743.04%
Less Than 9th Grade4163.38%
Some College2,42219.68%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Clayton County, Iowa Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White11,87410,8172,073
2+ Races21519927
Hispanic1971247
Other Race66340
Black59580
Asian534213
Native American13130

The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 24.53%.

Clayton County, Iowa Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$54,063$81,250$41,625
Graduate Degree$58,854$51,332$65,500
High School Graduate$39,461$47,998$28,777
Less Than 9th Grade$38,393$42,625$24,130
Overall$42,189$52,064$33,616
Some College$40,287$54,722$34,162

$42,189

Average Earnings

$52,064

Average Male

$33,616

Average Female

Clayton County, Iowa Earnings by Educational Attainment

Clayton County, Iowa Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Clayton County, Iowa Language

93.18% of Clayton County, Iowa residents speak only English, while 6.82% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 3.32% of the population.

Clayton County, Iowa Language

Clayton County, Iowa Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White16,0581,99012.39%
Hispanic37616042.55%
Multiple4467115.92%
Other762026.32%
Native14535.71%
Black6334.76%
Asian6111.64%

13.02%

Overall Poverty Rate

12.4%

Male Poverty Rate

13.67%

Female Poverty Rate

Poverty in Clayton County, Iowa

The race most likely to be in poverty in Clayton County, Iowa is Hispanic, with 42.55% below the poverty level.

The race least likely to be in poverty in Clayton County, Iowa is Asian, with 1.64% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.94%. Among those working part-time, it was 13.97%, and for those that did not work, the poverty rate was 23.95%.

Clayton County, Iowa Poverty

rate

Rate
Poverty
Less Than 9th Grade24.78%
High School15.49%
Some College8.99%
Bachelors or Greater4.58%

Clayton County, Iowa Poverty Rate by Education

rate

Rate
Poverty
Male Unemployed48.46%
Female Unemployed34.62%
Female Employed8.87%
Male Employed3.59%

Clayton County, Iowa Poverty Rate by Employment Status and Sex

Clayton County, Iowa Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$79,698$95,108
Households$60,441$79,375
Married Families$91,741$103,043
Non Families$39,098$50,722

mean

median

Income by Household Type

Clayton County, Iowa Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

55.0%

Overall Marriage Rate

54.3%

Male Marriage Rate

55.7%

Female Marriage Rate

Clayton County, Iowa Married by Age and Sex

male

female

Clayton 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 55-64.

Clayton County, Iowa Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Clayton County, Iowa Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

999

Number of Veterans

944

Male Veterans

55

Female Veterans

War
Veterans
Vietnam381
First Gulf War110
Second Gulf War108
Korea95
World War II53

Clayton County, Iowa Veterans by War

count

Age Group
Veterans
75+384
65 to 74252
55 to 64174
35 to 54123
18 to 3466

Clayton County, Iowa Veterans by Age

count

Name
Veterans
% of Total
White9660.07442218798151001
2+ Races260.09154929577464789
Hispanic130.05531914893617021
Native American40.3076923076923077
Black30.046875

Clayton County, Iowa Veterans by Race

Clayton County, Iowa Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

11.26%

Veteran Poverty Rate

37.6%

Veteran Disability Rate

Clayton County, Iowa Veterans by Education

LaborForceParticipation

63.5%

Labor Force Participation

61.8%

Employment Rate

2.6%

Unemployment Rate

Clayton County, Iowa Employment by Age

LaborForceParticipation

Clayton County, Iowa Employment by Race

LaborForceParticipation

Clayton County, Iowa Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

71.74%

Born in Clayton County, Iowa

98.08%

Native Born

1.92%

Foreign Born

1.01%

Non Citizen

0.91%

Naturalized

Place of Birth

98.08% of Clayton County, Iowa residents were born in the United States, with 71.74% having been born in Iowa. 1.01% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Clayton County, Iowa Place of Birth

Sources